Invincible
Pronunciation : In*vin"ci*ble
Part of Speech : a.
Etymology : [L. invincibilis: cf. F. invincible. See In- not, and Vincible.]
Definition : Defn: Incapable of being conquered, overcome, or subdued; unconquerable; insuperable; as, an invincible army, or obstacle. Lead forth to battle these my sons Invincible. Milton. -- In*vin"ci*ble*ness, n. -- In*vin"ci*bly, adv.
Source : Webster's Unabridged Dictionary, 1913