Aestivate

To pass the summer in a certain manner or condition, often in a dormant or torpid state (Morris 1992). It is when animals, especially desert animals, go into a state of torpor or hibernation in response to very dry conditions or hot temperatures. They usually emerge for a period of activity in the fall of the year.
Found on http://imnh.isu.edu/digitalatlas/bio/glsry.htm

Aestivate

• (v. i.) To spend the summer. • (v. i.) To pass the summer in a state of torpor.
Found on http://thinkexist.com/dictionary/meaning/aestivate/

aestivate

(L: aestus heat; aestivare to sleep through the summer heat, in a state of torpor) being dormant during summer or dry season, much like hibernation which is being dormant during winter.
Found on http://www.seafriends.org.nz/books/glossary.htm

aestivate

estivation, aestivation, estivate, aestivate 1. Passing the summer or dry season in a dormant or torpid state. 2. The manner in which plant structures are folded prior to expansion or opening.
Found on http://www.wordinfo.info/words/index/info/view_unit/768/

aestivate

The behavior of laying dormant in the Summer to avoid heat or drought
Found on http://www.coastalplainsreptiles.com/glossary.htm

Aestivate

To aestivate is to lay dormant for the summer. Aestivation is similar to the familiar hibernation that many animals do, but is carried out by those creatures that don't like hot, dry weather. Such as the snail. Aestivation is not uncommon in animals who live in hot climates, especially those who require a degree of moisture, thus both land and wate...
Found on http://www.probertencyclopaedia.com/browse/BA.HTM

Aestivate

to be inactive during warm dry periods
Found on http://australianmuseum.net.au/Glossary-of-fish-terms

Aestivate

to become dormant in summer
Found on http://www.encyclo.co.uk/local/21767

Aestivate

to become dormant in summer
Found on http://www.calflora.net/botanicalnames/botanicalterms.html

aestivate

to become dormant or limit activity during a certain season, such as the dry season
Found on http://www.azgfd.gov/w_c/turtleglossary.shtml
No exact match found