oogamy - Science Definition[ō-ŏgˈə-mē]
A system of sexual reproduction in which one gamete (called the egg) is large and nonmotile, while the other (called the sperm) is small and motile. Oogamy is a type of heterogamy. Compare isogamy.
- oogamous oogamous adjective
Variant of oogamous
characterized by the uniting of a large, nonmotile egg and a small, active sperm for reproduction
Origin: oo- plush -gamous
- oogamy noun