Thesaurus.com
Dictionary.com
Definitions

matter

[mat-er] / ˈmæt ər /
NOUN
substance
Synonyms
STRONGEST
element material thing
STRONG
amount being body constituents corporeality entity individual object phenomenon protoplasm quantity stuff substantiality sum
WEAK
corporeity materialness physical world
Antonyms
STRONG
abstract concept
WEAK
nothing nothingness
NOUN
concern, issue
Synonyms
STRONGEST
affair business circumstance event incident job proceeding question situation subject thing topic transaction
STRONG
bag episode lookout nub occurrence undertaking
WEAK
goings-on shooting match
Antonyms
WEAK
insignificance meaninglessness
NOUN
subject, thesis
Synonyms
STRONGEST
argument interest point sense theme topic
STRONG
context focus head motif motive purport resolution substance text
WEAK
subject matter
NOUN
significance, meaning
Synonyms
STRONGEST
consequence importance sense
STRONG
amount body burden content core extent gist import magnitude meat moment neighborhood note order pith range substance text tune upshot vicinity weight
Antonyms
STRONGEST
insignificance
STRONG
triviality unimportance
WEAK
meaninglessness nothingness
NOUN
difficulty, problem
Synonyms
STRONGEST
circumstance
STRONG
complication distress grievance perplexity predicament to-do trouble upset worry
Antonyms
STRONG
solution
NOUN
secretion of a sore
Synonyms
STRONG
discharge infection maturation purulence pus suppuration ulceration
VERB
be of consequence, importance
Synonyms
STRONGEST
affect count imply involve mean signify
STRONG
express import value weigh
WEAK
be important be of value be substantive carry weight cut ice have influence make a difference mean something

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Most of the cosmos remains unseen, made up of dark matter and dark energy.

From Science Daily • Apr. 25, 2026

But now and then, something slips through the cracks, something that can’t be sanitized or ignored, no matter how much money or editing goes into it.

From Salon • Apr. 25, 2026

Everything we can see, including planets, stars, and life on Earth, is made of visible matter, yet this accounts for only about four percent of the universe.

From Science Daily • Apr. 25, 2026

We’re taught to care less and less, without any say in the matter.

From Salon • Apr. 25, 2026

But no matter how she’d intended it, I saw myself in there.

From "Bye Forever, I Guess" by Jodi Meadows

Vocabulary lists containing matter

The Mother of All Lists: Mater, Matr

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Quantum of Vocabulary: the Parlance of Particle Physics

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Conservation of Energy and Energy Transfer - Introductory

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!