from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Incapable of being overcome or defeated; unconquerable.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Someone or something that cannot be defeated, destroyed or killed.
- adj. Impossible to defeat, destroy or kill.
from the GNU version of the Collaborative International Dictionary of English
- adj. Incapable of being conquered, overcome, or subdued; unconquerable; insuperable.
from The Century Dictionary and Cyclopedia
- Incapable of being conquered or subdued; that cannot be overcome; unconquerable; insuperable: as, an invincible army; invincible difficulties.
- n. One who is invincible. Specifically
- n. A member of an Irish society, organized in 1881, whose avowed object was “to remove all tyrants from the country.”
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. incapable of being overcome or subdued
Middle English, from Old French, from Latin invincibilis : in-, not; see in-1 + vincibilis, conquerable; see vincible.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin invincibilis ("unconquerable"), from in- ("not") + vincibilis ("conquerable"), from vincere ("to conquer"). (Wiktionary)