1. Plural of dioecism or dioecia; the condition in which male and female reproductive organs are on separate individual organisms.
Usage: biology; botany; technical

Examples

• Many plant species exhibit dioecies, with some individuals producing only flowers and others producing only seeds.
• The dioecies of ginkgo trees means that only female trees produce the fleshy, foul-smelling fruit.
• Biologists study dioecies to understand reproductive strategies in different plant populations.
• Dioecies is common in certain animal species, including some fish and reptiles.
• The evolution of dioecies in flowering plants remains an active area of research.