1. Plural of oogamy; forms of sexual reproduction in which a large, stationary female gamete (egg) is fertilized by a smaller, motile male gamete (sperm).
Usage: biology; technical

Examples

• Many algae species exhibit oogamies as their primary reproductive strategy.
• The study of oogamies in plants reveals fundamental differences between male and female gamete production.
• Oogamies is common in higher plants and most animals.
• Researchers compared oogamies with isogamy to understand gamete evolution.