/ Dictionary / Index T thermosensitive: Meaning and Definition of Find definitions for: ther•mo•sen•si•tive Pronunciation: (thûr"mō-sen'si-tiv), [key] — adj. Chem. readily affected by heat or a change in temperature. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thermos thermosetting Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language