In zoology, a state of inactivity and reduced metabolic activity, similar to hibernation, that occurs during the dry season in species such as lungfishes and snails. In botany, the term is used to describe the way in which flower petals and sepals are folded in the buds. It is an important feature in plant classification.
Cessation from or slowing of activity during the summer; especially slowing of metabolism in some animals; SYN. aestivation.