pho ‧ to ‧ sen ‧ si ‧ tive /ˌfəʊtəʊˈsensətɪv◂, ˌfəʊtəʊˈsensɪtɪv◂ $ ˌfoʊtəˈsen-/ BrE AmE adjective
reacting to light, for example by changing colour or producing an electrical current:
photosensitive paper
pho ‧ to ‧ sen ‧ si ‧ tive /ˌfəʊtəʊˈsensətɪv◂, ˌfəʊtəʊˈsensɪtɪv◂ $ ˌfoʊtəˈsen-/ BrE AmE adjective
reacting to light, for example by changing colour or producing an electrical current:
photosensitive paper
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012