Noun: heterogamy ,he-tu'ró-gu-mee
- (biology) alternation between two types of sexual reproduction or between sexual and asexual reproduction in successive generations
"Some aphid species exhibit heterogamy in their life cycles"
- (botany) indirect fertilization in plants; opposite of orthogamy
"Cross-pollination is a form of heterogamy in flowering plants"
Derived forms: heterogamies
Encyclopedia: Heterogamy