Centromere

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  centromere \centromere\ n. (Biol.)
     a specialized condensed region of a chromosomes that appears
     during mitosis where the chromatids are held together to form
     an X shape.
     [WordNet 1.5]



From WordNet (r) 2.0 [wn]:

  centromere
       n : 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" [syn: {kinetochore}]