Word.ws English Dictionary

pentasomic

pentasomic adjective: having five copies of a particular chromosome.

Adjective

pentasomic (not comparable)

  1. Having five copies of a particular chromosome.
    • The Esmeraldo strain has chromosome 3 as pentasomic; chromosomes 27, 31, 33 and 35 range from trisomic to tetrasomic; chromosomes 6, 19, 21 and 39 as trisomic; and chromosomes 1, 24, 25 and 41 range from disomic to trisomic.2015 July 4, João Luís Reis-Cunha et al., “Chromosomal copy number variation reveals differential levels of genomic plasticity in distinct Trypanosoma cruzi strains”, in BMC Genomics, volume 16, →DOI
  2. Having five sex chromosomes
    • Sex chromosome abnormalities occur in at least 1 in 400 births and include the well-described 47,XXX, 47,XXY, 47,XYY, and 45,X karyotypes. The addition of more than one extra X or Y chromosome occurs rarely, and little information is available in the medical literature. Individual case reports make...2026 October 4, Linden, Mary G; Bender, Bruce G; Robinson, Arthur, “Sex chromosome tetrasomy and pentasomy”, in Pediatrics, volume 96, number 4, →DOI, pages 672-682

Questions about pentasomic

What does pentasomic mean?
Pentasomic means having five copies of a particular chromosome.
What part of speech is pentasomic?
Pentasomic is an adjective.

Words near pentasomic in the dictionary

  1. pentasiloxanes
  2. pentasils
  3. pentasilver
  4. pentasodium
  5. pentasome
  6. pentasomic
  7. pentasomy
  8. pentaspan
  9. pentaspanin
  10. pentaspermous
  11. pentaspheric

Source and license

Adapted from Wiktionary: pentasomic (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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