Word.ws English Dictionary

sesquizygotic

sesquizygotic adjective: describing twins which are semi-identical, formed from one egg that is fertilized by two separate sperm.

Adjective

sesquizygotic (comparative more sesquizygotic, superlative most sesquizygotic)

  1. Describing twins which are semi-identical, formed from one egg that is fertilized by two separate sperm.
    • Gabbett said that while there might be other, unreported, cases of sesquizygotic twins, it remains a very unusual phenomenon.2019 February 27, Nicolas Davis, The Guardian
    Synonyms:
    sesquizygous

Synonyms of sesquizygotic

Forms of sesquizygotic

comparativemore sesquizygotic
superlativemost sesquizygotic

Origin of sesquizygotic

From sesqui- + zygotic.

Questions about sesquizygotic

What does sesquizygotic mean?
Sesquizygotic means describing twins which are semi-identical, formed from one egg that is fertilized by two separate sperm.
What part of speech is sesquizygotic?
Sesquizygotic is an adjective.

Words near sesquizygotic in the dictionary

  1. sesquitertianal
  2. sesquitertias
  3. sesquithujene
  4. sesquitone
  5. sesquitones
  6. sesquizygotic
  7. sesquizygous
  8. sess
  9. Sessa
  10. Sessas
  11. Sessay

Source and license

Adapted from Wiktionary: sesquizygotic (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Rho9998-sesquizygotic.wav.

Cite this entry: “sesquizygotic.” Word.ws, https://word.ws/sesquizygotic. Based on Wiktionary, CC BY-SA 4.0.