The meaning of SENSITIVE is sensory. How to use sensitive in a sentence. Synonym Discussion of Sensitive . Synonyms for SENSITIVE : keen, quick, acute, delicate, sharp, perceptive, accurate, fine; Antonyms of SENSITIVE : bad, dull, insensitive, fading, dulled, dead, numb ... Sensitive definition: endowed with sensation; having perception through the senses.. See examples of SENSITIVE used in a sentence. Learn the various meanings and uses of the adjective sensitive , such as being aware of others' feelings, easily offended, or responsive to stimuli. See synonyms, examples, and pronunciation of sensitive .