What is Sensitive ?
Sensitive is (adj) 1. with keen feelings, easily upset She’s a very sensitive young woman. Some actors are extremely sensitive to criticism. 2. controversial, which may provoke an argument Human rights is a very sensitive issue at the moment. 3. which measures very accurately a very sensitive light meter We need a more sensitive ther- mometer. 4. which reacts to something If you have very sensitive skin use plenty of suntan cream. Flowers are sensitive to fluctuations in temperature and humidity.
source: Easier English, Student Dictionary Upper Intermediate Level