[Spelt also estivate.]
Æs`ti*va"tion (&?;), n. 1. (Zoöl.) 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. Gray.
[Spelt also estivation.]
Æs"tu*a*ry (?; 135), n. & a. See Estuary.
Æs"tu*ous (&?;), a. [L. aestuosus, fr. aestus fire, glow.] Glowing; agitated, as with heat.
A*ë`the*og"a*mous (&?;), a. [Gr. &?; unusual ('a priv. + &?; custom) + &?; marriage.] (Bot.) Propagated in an unusual way; cryptogamous.
Æ"ther (&?;), n. See Ether.