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Definitions

prefix

[pree-fiks, pree-fiks, pree-fiks] / ˈpri fɪks, ˈpri fɪks, priˈfɪks /
NOUN
an addition
Synonyms


NOUN
a designation
Synonyms


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.

That prefix would also have to remind the AI to obey the laws of physics with wording like: “gravity and inertia respected—mass has real weight, correct contact shadows, no floating props.”

From The Wall Street Journal • May 21, 2026

The prefix was used to indicate which local authority issued the registration mark.

From BBC • Jan. 5, 2025

She dissected the word “intermolecular,” and its prefix, “inter,” connecting it to other words with that same prefix.

From Los Angeles Times • Aug. 14, 2024

The human rights center disclosed in its 2019 report that it used the federally assigned prefix “RPN-” for “repatriate” to plug information into free flight-tracking websites and obtain a plane’s tail number and ownership.

From Seattle Times • Mar. 11, 2024

NOTE.—The forms ac-, af-, etc., are euphonic variations of ad-, and follow generally the rule that the final consonant of the prefix assimilates to the initial letter of the root.

From New Word-Analysis by William Swinton




Vocabulary lists containing prefix


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