parthenogenesis

noun

par·​the·​no·​gen·​e·​sis ˌpär-thə-nō-ˈje-nə-səs How to pronounce parthenogenesis (audio)
: reproduction by development of an unfertilized usually female gamete that occurs especially among lower plants and invertebrate animals
parthenogenetic adjective
or less commonly parthenogenic
parthenogenetically adverb

Example Sentences

Recent Examples on the Web Prior research to force mammals to reproduce via parthenogenesis have failed because of genomic imprinting, per a statement. Margaret Osborne, Smithsonian Magazine, 14 Mar. 2022 For vertebrates, asexual reproduction, or parthenogenesis, is rare but hardly novel. Jason Hanna And Alexandra Meeks, CNN, 30 Oct. 2021 For parthenogenesis to happen, a chain of cellular events must successfully unfold. Mercedes Burns, CNN, 27 Dec. 2021 For most animals, broods resulting from parthenogenesis are entirely female. Rebecca Coffey, Forbes, 8 Nov. 2021 The scientific name for asexual reproduction is parthenogenesis. Rebecca Coffey, Forbes, 8 Nov. 2021 It’s the first report of asexual reproduction in California condors, although parthenogenesis can occur in other species ranging from sharks to honey bees to Komodo dragons. NBC News, 29 Oct. 2021 Theoretically speaking, parthenogenesis is not out of the question for humans. Rebecca Coffey, Forbes, 8 Nov. 2021 Nevertheless, Ryder said the discovery raised the question of whether parthenogenesis occurred because the condor population had dwindled to such low numbers. Washington Post, 5 Nov. 2021 See More

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

Word History

Etymology

New Latin, from Greek parthenos + Latin genesis genesis

First Known Use

1849, in the meaning defined above

Time Traveler
The first known use of parthenogenesis was in 1849

Dictionary Entries Near parthenogenesis

Cite this Entry

“Parthenogenesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/parthenogenesis. Accessed 6 Dec. 2022.

Kids Definition

parthenogenesis

noun

par·​the·​no·​gen·​e·​sis ˌpär-thə-nō-ˈje-nə-səs How to pronounce parthenogenesis (audio)
: reproduction especially among lower plants and invertebrates in which a germ cell that has not undergone fertilization develops into a new individual

Medical Definition

parthenogenesis

noun

par·​the·​no·​gen·​e·​sis ˌpär-thə-nō-ˈjen-ə-səs How to pronounce parthenogenesis (audio)
plural parthenogeneses -ˌsēz How to pronounce parthenogenesis (audio)
: reproduction by development of an unfertilized usually female gamete that occurs especially among lower plants and invertebrate animals

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