aneuploidyListen to pronunciation(AN-yoo-PLOY-dee)The occurrence of one or more extra or missing chromosomes in a cell or organism. Aneuploidy refers to any chromosome number that is not an exact multiple of the haploid number of chromosomes (which is 23 in humans).More InformationCan changes in the number of chromosomes affect health and development? (MedlinePlus)Search NCI's Dictionary of Genetics TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#
