antigeny

English

Etymology

From ἀντί (antí, “against, opposite”) + γένος (génos, “sex, stock, race”).

Noun

antigeny (uncountable)

  1. (biology, obsolete) Sexual dimorphism, especially in lepidopterans.
    • 1877, Samuel Hubbard Scudder, Antigeny, Or Sexual Dimorphism in Butterflies, page 151:
      It is a curious circumstance that, while albinic antigeny finds its most complete expression in high temperate regions, and melanic antigeny prevails toward the tropics, the albinic females of a partially antigenic species never appear in the spring brood, but increase in numbers throughout the hot season […]

Derived terms
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