-jē, -ji noun
( -es )
Etymology: pheno mena + -logy
1. : a branch of science concerned with the relations between climate and periodic biological phenomena (as the migrations and breeding of birds or the flowering and fruiting of plants)
a student of phenology
2. : the relation between climate and periodic biological phenomena (as of a kind of organism)
studies in nest phenology
the phenology of Tasmanian lichens