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Webster 1913 Edition


Estivation

Es′ti-val

,
Adj.
,

Es′ti-vate

,
Verb.
I.
,

Esˊti-va′tion

,
Noun.
Same as
æstival
,
æstivate
, etc.

Webster 1828 Edition


Estivation

ESTIVA'TION

,
Noun.
[L. oestivatio, from oestas, summer, oestivo, to pass the summer.]
1.
The act of passing the summer.
2.
In botany, the disposition of the petals within the floral gem or bud; l. convolute, when the petals are rolled together like a scroll; 2. imbricate, when they lie over each other like tiles on a roof; 3. conduplicate, when they are doubled together at the midrib; 4. valvate, when as they are about to expand they are placed like the glumes in grasses.