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Noun: centromere  'sen-tru`mir [N. Amer], 'sen-tru`mi-u(r) [Brit]
  1. A specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape
    "the centromere is difficult to sequence"
    - kinetochore

Derived forms: centromeres

See also: acentric, acrocentric, centromeric, metacentric, telocentric

Type of: anatomical structure, bodily structure, body structure, complex body part, structure

Part of: chromosome

Encyclopedia: Centromere