/ Dictionary / Index I invulnerable: Meaning and Definition of Find definitions for: in•vul•ner•a•ble Pronunciation: (in-vul'nur-u-bul), [key] — adj. incapable of being wounded, hurt, or damaged. proof against or immune to attack: A strong navy made Great Britain invulnerable. not open to denial or disproof: an invulnerable argument. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: invulnerable (Thesaurus) invt. inwale Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language