es·ti·va·tion /ˌɛstəˈveʃən/
夏眠
es·ti·va·tion /ˌɛstəˈveʃən/ 名詞
夏蟄,夏眠,花被卷疊式
Æs·ti·va·tion n.
1. Zool. The state of torpidity induced by the heat and dryness of summer, as in certain snails; -- opposed to hibernation.
2. Bot. The arrangement of the petals in a flower bud, as to folding, overlapping, etc.; prefloration.
[Spelt also estivation.]
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Es·ti·val a., Es·ti·vate v. i., Es·ti·va·tion n. Same as æstival, æstivate, etc.
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estivation
n 1: (zoology) cessation or slowing of activity during the
summer; especially slowing of metabolism in some animals
during a hot or dry period [syn: aestivation]
2: (botany) the arrangement of sepals and petals in a flower
bud before it opens [syn: aestivation]