• synonyms


[ es-tuh-veyt or, esp. British, ee-stuh- ]
/ ˈɛs təˌveɪt or, esp. British, ˈi stə- /

verb (used without object), aes·ti·vat·ed, aes·ti·vat·ing.


Nearby words

aesthetician, aestheticism, aestheticize, aesthetics, aestival, aestivate, aestivation, aet., aetatis suae, aethalium, aetheling
Related formsaes·ti·va·tion, nounaes·ti·va·tor, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for aestivation

  • Of the physiology of aestivation nothing definite appears to have been ascertained.

    Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4|Various
  • Aestivation (summer sleep) is the similar condition in which other species pass periods of heat or drought in warm latitudes.

British Dictionary definitions for aestivation (1 of 2)


US estivation

/ (ˌiːstɪˈveɪʃən, ˌɛs-) /


the act or condition of aestivating
the arrangement of the parts of a flower bud, esp the sepals and petals

British Dictionary definitions for aestivation (2 of 2)


US estivate

/ (ˈiːstɪˌveɪt, ˈɛs-) /

verb (intr)

to pass the summer
(of animals such as the lungfish) to pass the summer or dry season in a dormant conditionCompare hibernate
Derived Formsaestivator or US estivator, noun

Word Origin for aestivate

C17: from Latin aestīvātus, from aestīvāre to stay during the summer, from aestās summer
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for aestivation


[ ĕs′tə-vāshən ]

Another spelling of estivation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.