Definition of merogamete in US English:

merogamete

noun

Biology
rare
  • Originally: †a gamete that is smaller and of a different structure than vegetative cells of the same organism (obsolete). Later: a protistan gamete produced by schizogony.

Origin

1920s; earliest use found in Edmund Beecher Wilson (1856–1939). From mero- + gamete, after German Merogameten.