internecine

in·ter·ne·cine

adj
\ˌin-tər-ˈne-ˌsēn, -ˈnē-s^ən, -ˈnē-ˌsīn, -nə-ˈsēn; in-ˈtər-nə-ˌsēn\

Definition of INTERNECINE

1

: marked by slaughter : deadly; especially : mutually destructive

2

: of, relating to, or involving conflict within a group <bitter internecine feuds>

Examples of INTERNECINE

1. a political party that has suffered because of bitter internecine rivalries

Origin of INTERNECINE

Latin internecinus, from internecare to destroy, kill, from inter- + necare to kill, from nec-, nex violent death — more at noxious

First Known Use: 1663

Rhymes with INTERNECINE

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