{"loaderData":{"0":null,"0-3":[{"type":"fetchPageData/fulfilled","payload":{"_id":"home-legacy","story":{"created_at":"2023-07-04T15:14:18.526Z","published_at":"2024-05-02T04:05:00.000Z","content":{"heroModule":[{"cta":[{"url":"https://www.dictionary.com/e/cyber-monday-cyberspace/","text":"Read more.","target":"_self"}],"article":{"name":"What Is Cyber Monday? Discover the Origin of This Day","content":{"topicLabel":"Shopping"}},"imageUrl":"https://assets.dictionary.com/home/featured/hero/what-is-cyber-monday-discover-the-origin-of-this-day-20251201.jpg","description":"This unofficial holiday is dedicated to online shopping. Here's how it began.","subjectLabel":"Today"}],"quizModule":[{"cta":[{"url":"https://www.dictionary.com/learn/quizzes","text":"Go to all quizzes","target":"_self"}],"image":"https://assets.dictionary.com/home/daily-quiz.png","articleLink":[{"url":"https://www.dictionary.com/games/quizzes/this-pasta-quiz-is-a-tortellini-fun-challenge","text":"Take the full quiz.","target":"_self"}],"subjectLabel":"Quiz","wordpressSlug":"this-pasta-quiz-is-a-tortellini-fun-challenge","questionNumber":"1"}],"xotdModule":[],"gamesModule":[{"gamesList":[{"name":"Daily Crossword","created_at":"2023-07-04T15:24:23.318Z","published_at":"2024-02-07T05:05:00.000Z","id":336141299,"content":{"link":[{"url":"https://www.dictionary.com/e/crossword/","text":"Daily Crossword","target":"_self"}],"image":{"id":10215805,"alt":"","name":"","focus":"","title":"","source":"","filename":"https://assets.dictionary.com/home/daily-crossword.png","copyright":"","fieldtype":"asset","meta_data":{},"is_external_url":false},"subscriberLink":""},"slug":"daily-crossword","full_slug":"games/daily-crossword","sort_by_date":null,"position":0,"tag_list":[],"is_startpage":false,"parent_id":336140985,"meta_data":null,"group_id":"013f4974-3fad-4e2b-8aa2-c573ef31f263","first_published_at":"2023-07-04T15:32:55.972Z","release_id":null,"lang":"default","path":null,"alternates":[],"default_full_slug":null,"translated_slugs":null,"_stopResolving":true},{"name":"Hurdle","created_at":"2023-07-07T20:42:46.109Z","published_at":"2024-02-06T05:05:00.000Z","id":337835996,"content":{"link":[{"url":"https://play.dictionary.com/games/todays-hurdle","text":"Hurdle","target":"_self"}],"image":{"id":10215808,"alt":"","name":"","focus":"","title":"","source":"","filename":"https://assets.dictionary.com/home/hurdle.png","copyright":"","fieldtype":"asset","meta_data":{},"is_external_url":false},"subscriberLink":"https://www.dictionary.com/games/hurdle"},"slug":"hurdle","full_slug":"games/hurdle","sort_by_date":null,"position":-30,"tag_list":[],"is_startpage":false,"parent_id":336140985,"meta_data":null,"group_id":"3342f4e9-9403-4609-a956-7cd5eab50dc9","first_published_at":"2023-07-10T17:24:55.648Z","release_id":null,"lang":"default","path":null,"alternates":[],"default_full_slug":null,"translated_slugs":null,"_stopResolving":true},{"name":"Word Puzzle","created_at":"2023-07-04T15:31:56.964Z","published_at":"2023-07-10T17:24:59.422Z","id":336150578,"content":{"link":[{"url":"https://www.dictionary.com/games/word-puzzle","text":"Word Puzzle","target":"_self"}],"image":{"id":10215807,"alt":"","name":"","focus":"","title":"","source":"","filename":"https://assets.dictionary.com/home/word-puzzle.png","copyright":"","fieldtype":"asset","meta_data":{},"is_external_url":false}},"slug":"word-puzzle","full_slug":"games/word-puzzle","sort_by_date":null,"position":-20,"tag_list":[],"is_startpage":false,"parent_id":336140985,"meta_data":null,"group_id":"71792320-7229-4ab6-8558-b3af16f5e557","first_published_at":"2023-07-04T15:32:43.933Z","release_id":null,"lang":"default","path":null,"alternates":[],"default_full_slug":null,"translated_slugs":null,"_stopResolving":true},{"name":"Word Wipe","created_at":"2023-07-04T15:28:02.623Z","published_at":"2024-02-06T05:05:00.000Z","id":336141320,"content":{"link":[{"url":"https://play.dictionary.com/games/word-wipe","text":"Word Wipe","target":"_self"}],"image":{"id":10215806,"alt":"","name":"","focus":"","title":"","source":"","filename":"https://assets.dictionary.com/home/word-wipe.png","copyright":"","fieldtype":"asset","meta_data":{},"is_external_url":false},"subscriberLink":"https://www.dictionary.com/games/word-wipe"},"slug":"word-wipe","full_slug":"games/word-wipe","sort_by_date":null,"position":-10,"tag_list":[],"is_startpage":false,"parent_id":336140985,"meta_data":null,"group_id":"3789fc63-90b3-4407-99f4-fa263d1a3e39","first_published_at":"2023-07-04T15:32:50.947Z","release_id":null,"lang":"default","path":null,"alternates":[],"default_full_slug":null,"translated_slugs":null,"_stopResolving":true}],"description":"Calling all cruciverbalists! Sharpen your mind with crosswords and word games, or take a brain break with your favorite classic games.","subjectLabel":"Games"}],"commonModule":[],"ribbonModule":[],"trendingModule":[{"articles":[{"content":{"link":[{"url":"https://www.dictionary.com/e/sagittarius-words/","text":"Do These Words Best Describe a Sagittarius?"}]}},{"content":{"link":[{"url":"https://www.thesaurus.com/e/grammar/what-are-the-major-punctuation-marks/","text":"Carets & Pipes: The Difference Between Punctuation and Typographical Symbols"}]}},{"content":{"link":[{"url":"https://www.dictionary.com/e/achoo-god-bless-you-sneeze/","text":"Where Did the Word \"Achoo\" Come From? Why Do We Say \"Bless You\"?"}]}},{"content":{"link":[{"url":"https://www.dictionary.com/e/invaluable-vs-valuable/","text":"Invaluable vs. Valuable: Do They Mean the Same Thing?"}]}},{"content":{"link":[{"url":"https://www.dictionary.com/e/tree-names-types-of-trees-tree-species/","text":"15 Fascinating Tree Names, Types of Trees, and Tree Species"}]}}],"subjectLabel":"Trending"}],"newsletterModule":[{"title":"Salutations, logophile!","imageUrl":"https://assets.dictionary.com/home/newsletter.png","description":"Sign up to get everything a word lover could want: word origins, fun facts, and the latest language trends.","subjectLabel":"Newsletter"}],"largeRibbonModule":[],"recirculationModule":[{"articles":[{"content":{"link":[{"url":"https://www.dictionary.com/e/news-from-november-29-december-5-2025","text":"This Week in Words: News from November 29–December 5"}],"topicLabel":"This Week in Words 🌎"}},{"content":{"link":[{"url":"https://www.dictionary.com/e/pop-culture/beige-flag/","text":"Worried About a \"Beige Flag\"? What Exactly Does This Term Mean?"}],"topicLabel":"Slang"}},{"content":{"link":[{"url":"https://www.dictionary.com/e/british-english-vs-american-english/","text":"The Differences Between British English and American English"}],"topicLabel":"American vs. British English"}}],"subjectLabel":"Featured"}]},"slug":"shared-homepage","full_slug":"homepages/shared-homepage","sort_by_date":null,"position":0,"tag_list":[],"is_startpage":false,"parent_id":336140983,"meta_data":null,"group_id":"c7ed375b-9129-448c-aeec-9f52e3fef270","first_published_at":"2023-07-04T18:23:43.845Z","release_id":null,"lang":"default","path":null,"alternates":[],"default_full_slug":null,"translated_slugs":null}},"meta":{"requestId":"pHabb8ei_SnbPCx_eIwvC","requestStatus":"fulfilled"}},{"type":"luna/fetchExampleSentences/fulfilled","payload":{"data":{"nlp":[{"id":"6755426-32","sentence":"\"We've never been able to look at the appearance of a large prehistoric reptile like this -- and just in time for Halloween.\"","source":{"sourceName":"Science Daily","publicationDate":"2025-11-30T05:00:00.000Z","publication_date":"2025-11-30T05:00:00.000Z","url":"https://www.sciencedaily.com/releases/2025/11/251129044518.htm","abbreviation":"nlp","author":"University of Chicago Medical Center","title":"Dinosaur mummy found with hooves and a hidden crest"},"offsets":[60,71]},{"id":"6754755-2","sentence":"Professor Vince Gaffney said that as a \"cohesive structure\" they could be \"one of the largest prehistoric structures in Britain, if not the largest prehistoric structure\".","source":{"sourceName":"BBC","publicationDate":"2025-11-27T05:00:00.000Z","publication_date":"2025-11-27T05:00:00.000Z","url":"https://www.bbc.com/news/articles/cly3vgd5732o","abbreviation":"nlp","title":"Huge Neolithic structure found in Stonehenge landscape"},"offsets":[94,105,148,159]},{"id":"6754674-4","sentence":"The digs uncovered 40 structures making up a cluster of buildings which showed it was a significant settlement in prehistoric Orkney.","source":{"sourceName":"BBC","publicationDate":"2025-11-27T05:00:00.000Z","publication_date":"2025-11-27T05:00:00.000Z","url":"https://www.bbc.com/news/articles/c7836wvx4q4o","abbreviation":"nlp","title":"'Extraordinary discovery' at Orkney's Ness of Brodgar Neolithic site"},"offsets":[114,125]},{"id":"6752955-11","sentence":"These teeth commonly appear in sedimentary rocks alongside the bones and teeth of fishes and the giant marine reptiles that dominated many prehistoric ocean ecosystems.","source":{"sourceName":"Science Daily","publicationDate":"2025-11-22T05:00:00.000Z","publication_date":"2025-11-22T05:00:00.000Z","url":"https://www.sciencedaily.com/releases/2025/11/251122044321.htm","abbreviation":"nlp","author":"Swedish Museum of Natural History","title":"Fossils reveal a massive shark that ruled Australia in dinosaur times"},"offsets":[139,150]},{"id":"6750511-7","sentence":"Understanding how prehistoric genes functioned and were activated is crucial for learning more about extinct species.","source":{"sourceName":"Science Daily","publicationDate":"2025-11-15T05:00:00.000Z","publication_date":"2025-11-15T05:00:00.000Z","url":"https://www.sciencedaily.com/releases/2025/11/251115095920.htm","abbreviation":"nlp","author":"Stockholm University","title":"Scientists recover 40,000-year-old mammoth RNA still packed with clues"},"offsets":[18,29]}],"tdb":[],"gbg":[]}},"meta":{"arg":{"word":"Prehistoric"},"requestId":"BZQzdYQSOcCK2KD9uLwLe","requestStatus":"fulfilled"}},{"type":"dcomWeb/fetchThesaurusRelatedEntries/fulfilled","payload":{"relatedEntries":[{"headword":"antique","partOfSpeech":"adjective","shortDefinition":"old","slug":"antique","synonyms":[{"headword":"aged","slug":"aged"},{"headword":"ancient","slug":"ancient"},{"headword":"elderly","slug":"elderly"},{"headword":"obsolescent","slug":"obsolescent"},{"headword":"obsolete","slug":"obsolete"},{"headword":"out-of-date","slug":"out-of-date"},{"headword":"outdated","slug":"outdated"},{"headword":"prehistoric","slug":"prehistoric"},{"headword":"superannuated","slug":"superannuated"}]},{"headword":"immemorial","partOfSpeech":"adjective","shortDefinition":"ancient, old","slug":"immemorial","synonyms":[{"headword":"age-old","slug":"age-old"},{"headword":"archaic","slug":"archaic"},{"headword":"fixed","slug":"fixed"},{"headword":"forever","slug":"forever"},{"headword":"long-standing","slug":"long-standing"},{"headword":"of yore","slug":"of-yore"},{"headword":"olden","slug":"olden"},{"headword":"prehistoric","slug":"prehistoric"},{"headword":"primeval","slug":"primeval"},{"headword":"rooted","slug":"rooted"},{"headword":"time-honored","slug":"time-honored"},{"headword":"traditional","slug":"traditional"}]},{"headword":"primal","partOfSpeech":"adjective","shortDefinition":"primeval; primary","slug":"primal","synonyms":[{"headword":"aboriginal","slug":"aboriginal"},{"headword":"ancient","slug":"ancient"},{"headword":"central","slug":"central"},{"headword":"chief","slug":"chief"},{"headword":"earliest","slug":"earliest"},{"headword":"early","slug":"early"},{"headword":"first","slug":"first"},{"headword":"fundamental","slug":"fundamental"},{"headword":"highest","slug":"highest"},{"headword":"old","slug":"old"},{"headword":"original","slug":"original"},{"headword":"paramount","slug":"paramount"},{"headword":"past","slug":"past"},{"headword":"prehistoric","slug":"prehistoric"},{"headword":"primitive","slug":"primitive"},{"headword":"primordial","slug":"primordial"},{"headword":"principal","slug":"principal"},{"headword":"pristine","slug":"pristine"}]},{"headword":"primeval","partOfSpeech":"adjective","shortDefinition":"ancient","slug":"primeval","synonyms":[{"headword":"earliest","slug":"earliest"},{"headword":"early","slug":"early"},{"headword":"first","slug":"first"},{"headword":"old","slug":"old"},{"headword":"original","slug":"original"},{"headword":"prehistoric","slug":"prehistoric"},{"headword":"primal","slug":"primal"},{"headword":"primary","slug":"primary"},{"headword":"primitive","slug":"primitive"},{"headword":"primordial","slug":"primordial"},{"headword":"pristine","slug":"pristine"}]},{"headword":"primordial","partOfSpeech":"adjective","shortDefinition":"earliest","slug":"primordial","synonyms":[{"headword":"basic","slug":"basic"},{"headword":"early","slug":"early"},{"headword":"elemental","slug":"elemental"},{"headword":"first","slug":"first"},{"headword":"fundamental","slug":"fundamental"},{"headword":"original","slug":"original"},{"headword":"prehistoric","slug":"prehistoric"},{"headword":"primal","slug":"primal"},{"headword":"primary","slug":"primary"},{"headword":"prime","slug":"prime"},{"headword":"primeval","slug":"primeval"},{"headword":"primitive","slug":"primitive"},{"headword":"pristine","slug":"pristine"},{"headword":"radical","slug":"radical"}]}],"slug":"prehistoric"},"meta":{"arg":"prehistoric","requestId":"cpGPmEfYgQtuq10MKREeg","requestStatus":"fulfilled"}},{"type":"dcomWeb/fetchThesaurusEntry/fulfilled","payload":[{"entries":[{"createDate":"2021-05-09T14:53:29Z","headword":{"normalizedForm":"prehistoric","standardForm":"prehistoric"},"id":"6097f769000000008700bbb5","lang":"en","modifyDate":"2021-05-09T14:53:29Z","ngrams":{"allLetters":true,"forward":"prehistoric","groups":["c","e","h","i","ii","o","p","r","rr","s","t"],"numLetters":11,"reverse":"cirotsiherp","subwordTokens":["prehistoric","rehistoric","ehistoric","historic","istoric","storic","toric","oric","ric","ic","c"]},"normalizedLetter":"p","ordinal":1,"partOfSpeechBlocks":[{"definitions":[{"antonyms":[{"entry":{"headword":"current","id":"6097fb640000000215001fcb","slug":"current"},"similarity":-100},{"entry":{"headword":"modern","id":"6097f6f7000000007e0078b3","slug":"modern"},"similarity":-100},{"entry":{"headword":"new","id":"6097f71400000003a30094d0","slug":"new"},"similarity":-100},{"entry":{"headword":"present","id":"6097f769000000008700d8fe","slug":"present"},"similarity":-100},{"entry":{"headword":"young","id":"6097f8a800000002cc00a570","slug":"young"},"similarity":-100}],"id":"6097f769000000008700bbba","ordinal":1,"shortText":"before recorded history","source":"random-house","synonyms":[{"entry":{"headword":"ancient","id":"6097f66300000003d5003a8d","slug":"ancient"},"similarity":100},{"entry":{"headword":"archaic","id":"6097f672000000030600c71d","slug":"archaic"},"similarity":100},{"entry":{"headword":"primeval","id":"6097f76900000000870017e5","slug":"primeval"},"similarity":100},{"entry":{"headword":"primitive","id":"6097f7690000000087001843","slug":"primitive"},"similarity":100},{"entry":{"headword":"primordial","id":"6097f7690000000087001a2f","slug":"primordial"},"similarity":100},{"entry":{"headword":"antediluvian","id":"6097f66300000003d5006692","slug":"antediluvian"},"similarity":10},{"entry":{"headword":"antiquated","id":"6097f66300000003d50070c0","slug":"antiquated"},"similarity":10},{"entry":{"headword":"earliest","id":"6097fb9900000001bf002a07","slug":"earliest"},"similarity":10},{"entry":{"headword":"early","id":"6097fb9900000001bf002a31","slug":"early"},"similarity":10},{"entry":{"headword":"old","id":"6097f727000000001d00b968","slug":"old"},"similarity":10},{"entry":{"headword":"olden","id":"6097f727000000001d00bd6b","slug":"olden"},"similarity":10}]}],"id":"6097f769bb1f88f7c11dc8dc","ordinal":1,"partOfSpeech":"adjective"}],"pronunciationSets":[{"id":"55680d36000000020800fd65","lang":"en","ordinal":1,"pronunciations":[{"audio":{"flac":"P07/P0735400/P0735400.flac","mpeg":"P07/P0735400/P0735400.mp3","ogg":"P07/P0735400/P0735400.ogg","wav":"P07/P0735400/P0735400.wav"},"id":"55680d36000000020800fd66","ipa":{"text":"ˌpri hɪˈstɔr ɪk"},"phonetic":{"boldIndices":[8,9,10,11,12],"html":"pree-hi-stawr-ik","text":"pree-hi-stawr-ik"}},{"id":"55680d36000000020800fd6a","ipa":{"text":"-ˈstɒr-"},"phonetic":{"boldIndices":[1,2,3,4],"html":"-stor-","text":"-stor-"}},{"id":"55680d36000000020800fd6e","ipa":{"text":"ˌpri ɪ-"},"phonetic":{"html":"pree-i-","text":"pree-i-"}}],"region":"us"}],"slug":"prehistoric","source":"random-house","type":"tcom"}],"type":"tcom"}],"meta":{"arg":"prehistoric","requestId":"b_IWSW80zIfM7EbxQL_sK","requestStatus":"fulfilled"}},{"type":"dcomWeb/fetchDictionaryEntry/fulfilled","payload":[{"entries":[{"createDate":"2010-11-05T04:03:27Z","derivedFormSets":[{"derivedForms":[{"form":"prehistorically"}],"partOfSpeech":"adverb"}],"headword":{"normalizedForm":"prehistoric","standardForm":"prehistoric"},"id":"4cd3820f344273be65843b4d","lang":"en","modifyDate":"2010-11-05T04:03:27Z","ngrams":{"allLetters":true,"forward":"prehistoric","groups":["c","e","h","i","ii","o","p","r","rr","s","t"],"numLetters":11,"reverse":"cirotsiherp","subwordTokens":["prehistoric","rehistoric","ehistoric","historic","istoric","storic","toric","oric","ric","ic","c"]},"normalizedLetter":"p","ordinal":1,"partOfSpeechBlocks":[{"definitions":[{"id":"4c3927dc38e6ed988595974d","ordinal":1,"tags":[{"tag":"Social_Science_and_History:History:Historical_Terms","type":"subject-field"}],"text":"of or relating to man's development before the appearance of the written word"}],"ordinal":1,"partOfSpeech":"adjective"}],"pronunciationSets":[{"ordinal":1,"pronunciations":[{"ipa":{"text":"ˌpriːhɪˈstɒrɪk"}}]}],"slug":"prehistoric","source":"collins","type":"british"}],"type":"british"},{"entries":[{"createDate":"2015-05-29T06:54:46Z","derivedFormSets":[{"derivedForms":[{"form":"prehistorically","ordinal":1,"syllabicForm":"prehis·tori·cal·ly"}],"partOfSpeech":"adverb"}],"headword":{"normalizedForm":"prehistoric","standardForm":"prehistoric","syllabicForm":"pre·his·tor·ic"},"id":"55680d36000000020800fd5f","lang":"en","modifyDate":"2015-05-29T06:54:46Z","ngrams":{"allLetters":true,"forward":"prehistoric","groups":["c","e","h","i","ii","o","p","r","rr","s","t"],"numLetters":11,"reverse":"cirotsiherp","subwordTokens":["prehistoric","rehistoric","ehistoric","historic","istoric","storic","toric","oric","ric","ic","c"]},"normalizedLetter":"p","ordinal":1,"origin":{"id":"55680d36000000020800fd80","source":"dcom","text":"First recorded in 1850–55; pre- + historic","type":"origin"},"partOfSpeechBlocks":[{"definitions":[{"crossReferences":[{"targetEntry":{"headword":"history","id":"55680ab5000000005a00c00d","slug":"history"}}],"examples":[{"sentence":"The dinosaur is a prehistoric beast."}],"id":"55680d36000000020800fd75","ordinal":1,"source":"random-house","text":"of or relating to the time or a period prior to recorded history."},{"examples":[{"sentence":"My mom has these prehistoric ideas about proper dress."}],"id":"55680d36000000020800fd78","label":"Slang.","ordinal":2,"source":"random-house","tags":[{"tag":"Slang and Taboo Speech","type":"category"}],"text":"outdated; passé."}],"id":"55680d36000000020800fd72","ordinal":1,"partOfSpeech":"adjective"}],"pronunciationSets":[{"id":"55680d36000000020800fd65","lang":"en","ordinal":1,"pronunciations":[{"audio":{"flac":"P07/P0735400/P0735400.flac","mpeg":"P07/P0735400/P0735400.mp3","ogg":"P07/P0735400/P0735400.ogg","wav":"P07/P0735400/P0735400.wav"},"id":"55680d36000000020800fd66","ipa":{"text":"ˌpri hɪˈstɔr ɪk"},"phonetic":{"boldIndices":[8,9,10,11,12],"html":"pree-hi-stawr-ik","text":"pree-hi-stawr-ik"}},{"id":"55680d36000000020800fd6a","ipa":{"text":"-ˈstɒr-"},"phonetic":{"boldIndices":[1,2,3,4],"html":"-stor-","text":"-stor-"}},{"id":"55680d36000000020800fd6e","ipa":{"text":"ˌpri ɪ-"},"phonetic":{"html":"pree-i-","text":"pree-i-"}}],"region":"us"}],"slug":"prehistoric","source":"dcom","type":"dcom","variants":[{"commonality":2,"form":"prehistorical","id":"571492680000000370009ed0","label":"Sometimes","syllabicForm":"pre·his·tor·i·cal","type":"spelling"}]}],"type":"dcom"}],"meta":{"arg":"prehistoric","requestId":"G9VIfTfNaTYtoG3SIKfNW","requestStatus":"fulfilled"}},{"type":"fetchSpellSuggestions/fulfilled","payload":{"data":{"lunaWithSlug":[{"displayForm":"prehistoric","slug":"prehistoric"},{"displayForm":"historic","slug":"historic"},{"displayForm":"prehistory","slug":"prehistory"},{"displayForm":"art historical","slug":"art-historical"},{"displayForm":"Pretoria","slug":"pretoria"},{"displayForm":"preˈhistory","slug":"pre-history"},{"displayForm":"rhetoric","slug":"rhetoric"},{"displayForm":"Pretorius","slug":"pretorius"},{"displayForm":"ahistorical","slug":"ahistorical"},{"displayForm":"histoid","slug":"histoid"}],"tunaWithSlug":[{"displayForm":"prehistoric","slug":"prehistoric"},{"displayForm":"prehistorian","slug":"prehistorian"},{"displayForm":"historic","slug":"historic"},{"displayForm":"prehistory","slug":"prehistory"},{"displayForm":"unhistoric","slug":"unhistoric"},{"displayForm":"rhetoric","slug":"rhetoric"},{"displayForm":"unhistorical","slug":"unhistorical"},{"displayForm":"historian","slug":"historian"},{"displayForm":"historical","slug":"historical"},{"displayForm":"history","slug":"history"}]}},"meta":{"arg":{"word":"Prehistoric"},"requestId":"b--kP1_tQndIlhZJmGY63","requestStatus":"fulfilled"}}]},"actionData":null,"errors":null}

prehistoric

Example Sentences

Related Words