verb (used without object), es·ti·vat·ed, es·ti·vat·ing.
Origin of estivate
British Dictionary definitions for estivate
Word Origin and History for estivate
"to spend the summer," mid-17c., from Latin aestivatus, past participle of aestivare "to spend the summer," from aestus "heat," aestas "summer," literally "the hot season," from Proto-Italic *aissat-, from PIE *aidh- "to burn" (see edifice). Related: Estivated; estivating.