AESTIVATION
estivation, aestivation
(noun) (botany) the arrangement of sepals and petals in a flower bud before it opens
estivation, aestivation
(noun) (zoology) cessation or slowing of activity during the summer; especially slowing of metabolism in some animals during a hot or dry period
Source: WordNet® 3.1
Etymology
Noun
aestivation (countable and uncountable, plural aestivations)
(biology) A state of inactivity and metabolic depression during summer: the summer version of hibernation.
(botany) The arrangement (vernation) of the parts of a flower inside a bud; prefloration.
(obsolete) The spending or passing of a summer.
Source: Wiktionary
Æs`ti*va"tion, n.
1. (Zoöl.)
Definition: The state of torpidity induced by the heat and dryness of
summer, as in certain snails; -- opposed to hibernation.
2. (Bot.)
Definition: The arrangement of the petals in a flower bud, as to folding,
overlapping, etc.; prefloration. Gray. [Spelt also estivation.]
Source: Webster’s Unabridged Dictionary 1913 Edition