photoperiodisms
/ˌfoʊtoʊˈpɪriəˌdɪzəmz/
noun
- Plural of photoperiodism; multiple instances or types of biological responses to day length.
- Different plant species exhibit various photoperiodisms depending on their native climate.
- The textbook compared the photoperiodisms of tropical and temperate zone animals.
- Researchers cataloged the photoperiodisms of over a hundred flowering plants.