释义 |
pho·to·pe·ri·od·ism \ˌfōd.(ˌ)ōˈpirēəˌdizəm\ noun also pho·to·periodicity \ˌfōd.(ˌ)ō+\ (plural photoperiodisms also photoperiodicities) Etymology: photoperiodism International Scientific Vocabulary phot- + period + -ism; photoperiodicity from photoperiodic (from phot- + periodic) + -ity : capacity to respond to the photoperiod |