(1) (botany) The arrangement of petals (as well as sepals) within a flower bud that is yet to open.

(2) (zoology) The lack of or slowing of activity and metabolism during hot, dry season such as summer; summer dormancy; prolonged and deep torpor during the hot, dry season.


In botany, estivation may be valvate, imbricate, plicate, or contorted.

In zoology, while hibernation refers to dormancy during the cold season, estivation pertains to a state where some animals go through dormancy or lack of activity during the warm, arid season.

Word origin: Latin aestivare, from aestus, (heat).

Related form(s): estivate (verb)




Mentioned in:

Please contribute to this project, if you have more information about this term feel free to edit this page

This page was last modified on 14 October 2010, at 08:32. This page has been accessed 12,314 times. 
What links here | Related changes | Permanent link