an·​dro·​gen·​e·​sis ˌan-drō-ˈje-nə-səs How to pronounce androgenesis (audio)
: development of an embryo containing only paternal chromosomes due to failure of the egg to participate in fertilization
androgenetic adjective

Example Sentences

Recent Examples on the Web The possibility of androgenesis is just one of many mysteries about Squalius alburnoides. Steph Yin, New York Times, 26 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'androgenesis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


borrowed from German Androgenese, from andro- andro- + Genese genesis

Note: The term Androgenese was introduced by the German physiologist Max Verworn (1863-1921) in "Die physiologische Bedeutung des Zellkerns," Archiv für die gesamte Physiologie (Pflügers Archiv), Band 51 (1892), p. 81.

First Known Use

1895, in the meaning defined above

Time Traveler
The first known use of androgenesis was in 1895

Cite this Entry

“Androgenesis.” Dictionary, Merriam-Webster, Accessed 3 Dec. 2022.

Medical Definition



an·​dro·​gen·​e·​sis ˌan-drə-ˈjen-ə-səs How to pronounce androgenesis (audio)
plural androgeneses -ˌsēz How to pronounce androgenesis (audio)
: development in which the embryo contains only paternal chromosomes due to failure of the egg nucleus to participate in fertilization compare gynogenesis
androgenetic adjective
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