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[es-tuh-veyt or, esp. British, ee-stuh-] /ˈɛs təˌveɪt or, esp. British, ˈi stə-/
verb (used without object), aestivated, aestivating.
Related forms
aestivation, noun
aestivator, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for aestivate
  • Eventually, they will aestivate there until the onset of the next rainy season.
  • They are thought to aestivate and hibernate until the next spring.
  • During especially hot spells, an individual may aestivate in a particularly cool area to wait out the extreme heat.
British Dictionary definitions for aestivate


/ˈiːstɪˌveɪt; ˈɛs-/
verb (intransitive)
to pass the summer
(of animals such as the lungfish) to pass the summer or dry season in a dormant condition Compare hibernate
Derived Forms
aestivator, (US) estivator, noun
Word Origin
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
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