[ 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.

Related forms

aes·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

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 Forms

aestivator 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.