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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.

Sharks had been swimming in the culture before that, to be sure, often with the prefix “man-eating” appended, though men eat sharks too, and way more often — so who’s the real apex predator?

From Los Angeles Times • Jul. 3, 2025

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

From BBC • Jan. 5, 2025

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

Warning signs include the absence of the prefix “https” or a locked padlock symbol in the web address, plus poor website designs.

From Washington Times • Nov. 24, 2023

The prefix od- used in the second halfmonth is a reversive, giving a contrary meaning, so that Odgeteny might be translated as “undarkness.”

From "The Left Hand of Darkness" by Ursula K. Le Guin