/ Dictionary / Index P protective: Meaning and Definition of Find definitions for: pro•tec•tive Pronunciation: (pru-tek'tiv), [key] — adj. having the quality or function of protecting: a protective covering. tending to protect. of, pertaining to, or designed to favor protectionism: protective tariffs. defensive (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: protective (Thesaurus) protectionism protective colloid Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language