English
hibernational
From hibernation + -al.
Formed from hibernation + -al
Proto-Indo-European *ǵʰey- ‘winter’
…
Proto-Italic *heimrinos
Latin hībernus ‘wintry, of or pertaining to winter’
Latin hībernō
Latin hībernātus ‘passed the winter’
English hibernation
Today it means
adj Synonym of hibernatory.
Language periods are conventional ranges, not dates for this word.
Etymograph / hibernational