phe·nol·o·gy [ fi nólləjee ](pluralphe·nol·o·gies)
noun
Definition:
1. study of biological phenomena interacting with climate: the study of regularly recurring biological phenomena such as animal migrations or plant budding, especially as influenced by climatic conditions
2. effect of seasonal cycle on biological phenomenon: the relationship between a regularly recurring biological phenomenon and climatic or environmental factors that may influence it