heterogamete

noun

het·​ero·​ga·​mete ˌhe-tə-rō-ˈga-ˌmēt 

also

-gə-ˈmēt 

: either of a pair of dissimilar and usually oogamous gametes

Word History

Etymology

International Scientific Vocabulary

First Known Use

1897, in the meaning defined above

Medical Definition

heterogamete

noun

het·​ero·​ga·​mete ˌhet-ə-rō-gə-ˈmēt  -ˈgam-ˌēt 

: either of a pair of gametes that differ in form, size, or behavior and occur typically as large nonmotile female gametes and small motile sperms