aestivation


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

aes·ti·va·tion

 (ĕs′tə-vā′shən)
n.
Variant of estivation.

aestivation

(ˌiːstɪˈveɪʃən; ˌɛs-) or

estivation

n
1. (Zoology) the act or condition of aestivating
2. (Botany) the arrangement of the parts of a flower bud, esp the sepals and petals

aes·ti·va·tion

(ĕs′tə-vā′shən)
Another spelling of estivation.

estivation, aestivation

Obsolete, summering; the taking of a summer holiday.
See also: Recreation
the arrangement of petals in a flower before it opens; prefloration. Also aestivation.
See also: Flowers
the practice of certain animals of sleeping throughout the summer. Cf. hibernation.
See also: Zoology
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aestivation - (zoology) cessation or slowing of activity during the summeraestivation - (zoology) cessation or slowing of activity during the summer; especially slowing of metabolism in some animals during a hot or dry period
zoological science, zoology - the branch of biology that studies animals
dormancy, quiescence, quiescency - a state of quiet (but possibly temporary) inaction; "the volcano erupted after centuries of dormancy"
2.aestivation - (botany) the arrangement of sepals and petals in a flower bud before it opensaestivation - (botany) the arrangement of sepals and petals in a flower bud before it opens
phytology, botany - the branch of biology that studies plants
arrangement - an orderly grouping (of things or persons) considered as a unit; the result of arranging; "a flower arrangement"
flower bud - a bud from which only a flower or flowers develop
References in classic literature ?
Again in another work he says, the genera of the Connaraceae 'differ in having one or more ovaria, in the existence or absence of albumen, in the imbricate or valvular aestivation.
It is well known that within the tropics, the hybernation, or more properly aestivation, of animals is determined not by the temperature, but by the times of drought.
This snail species seeks moist soil as an aestivation site to aid in maintaining body moisture because they do not feed while aestivating [14].
DNA methylation levels analysis in four tissues of sea cucumber Apostichopus japonicus based on fluorescence-labeled methylation-sensitive amplified polymorphism (F-MSAP) during aestivation.
In high- and low-humidity treatments, snails ceased movement after 48 h and appeared to enter a state of aestivation.
Calyx gamosepalous, campanulate, tubular, spathaceous or urceolate, apex spatulate, bilabiate, truncate or 2-5-lobed, aestivation imbricate, with or without patelliform nectaries.
Aestivation of Californian mason spiders, Historical Society of Southern California, Los Angeles 1(3): 18-22.
Hibernation, diapauses and aestivation constitute three important adaptive responses adopted by many organisms to escape deteriorating environmental conditions.
The forty pages include various strategies such as hibernation and aestivation, and also cover cloning, DNA, long-living legends, extinction and 'ultimate survivors '.
The first deals with ephemeral wetlands and, for each major group of animals, Romanowski explains how they colonise anew wetland and then survive its demise by moving on or by adopting some drought-tolerant mechanism such as encysting, aestivation or deep burial.
Corolla pentamerous, gamopetalous and caducous, with valvate aestivation, presumably rotate and reflexed.
Torridorefu-gium eskridgensis (new ichnogenus and ichnospecies): amphibian aestivation burrows from the Lower Permian Speiser Shale of Kansas.