1. The plural of aestivation; the arrangement of sepals and petals in a flower bud before it opens.
Usage: botany; also spelled 'estivation' in American English
2. The plural of aestivation; a state of dormancy or torpor in animals during hot, dry seasons, similar to hibernation.
Usage: zoology; also spelled 'estivation' in American English

Examples

• The aestivations of the rose petals follow a specific pattern that botanists use to classify the species.
• Different flower families display distinct aestivations in their buds.
• During the dry season, many desert animals enter aestivations to conserve water and energy.
• The aestivations observed in these specimens help identify them as members of the same genus.
• Biologists study aestivations in both plants and animals to understand adaptation strategies.