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Definitions

internecine

[in-ter-nee-seen, -sahyn, -nes-een, -nes-ahyn] / ˌɪn tərˈni sin, -saɪn, -ˈnɛs in, -ˈnɛs aɪn /
ADJECTIVE
involving conflict within a group
Synonyms


ADJECTIVE
mutually harmful
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.

For the rest of America not versed in the internecine fights of the online right, this situation may seem baffling—or even trivial, given the ludicrous nature of Owens’ claims.

From Slate • Feb. 27, 2026

Afghanistan’s internecine bloodshed has an epiphanic effect on the author: “When death stalks every door,” she writes in a burst of originality, “the only antidote is to live.”

From The Wall Street Journal • Nov. 20, 2025

The 97th Academy Awards arrive Sunday after a film season full of wild momentum swings, online trolling and internecine whisper campaigns.

From Los Angeles Times • Mar. 2, 2025

The rebel factions have a history of division and internecine fighting.

From BBC • Dec. 7, 2024

Eventually, internecine warfare erupted between the United States and Soviet Chess federations and FIDE.

From "Endgame" by Frank Brady