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ALL meanings of x chromosome

x chro·mo·some
X x
  • noun x chromosome a sex chromosome of humans and most mammals that determines femaleness when paired with another X chromosome and that occurs singly in males. 1
  • noun x chromosome sex chromosome 1
  • noun x chromosome (genetics) A mammalian sex chromosome. Cells of females have a pair of X chromosomes while cells of males have an X and a Y. 0
  • countable noun x chromosome An X chromosome is one of an identical pair of chromosomes found in a woman's cells, or one of a non-identical pair found in a man's cells. X chromosomes are associated with female characteristics. Compare Y chromosome. 0
  • noun x chromosome the sex chromosome that occurs in pairs in the diploid cells of the females of many animals, including humans, and as one of a pair with the Y-chromosome in those of males 0
  • noun x chromosome one of the sex chromosomes 0
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