Internecine
Pronunciation : In`ter*ne"cine
Part of Speech : a.
Etymology : [L. internecinus deadly, murderous, fr. internecare to kill, to slaughter; inter between + necare to kill; akin to Gr. Necromancy.]
Definition : Defn: Involving, or accompanied by, mutual slaughter; mutually destructive. Internecine quarrels, horrible tumults, stain the streets with blood. Motley.
Source : Webster's Unabridged Dictionary, 1913