1. Having an abnormal number of chromosomes; not a multiple of the haploid number.
Usage: biology; genetics

1. An organism or cell that has an abnormal number of chromosomes.
Usage: biology; genetics

Examples

• The heteroploid fruit fly had an extra chromosome, affecting its development.
• Heteroploid cells often exhibit reduced viability compared to normal diploid cells.
• Down syndrome results from a heteroploid condition with three copies of chromosome 21.
• Researchers studied the heteroploid to understand chromosomal imbalances.
• Many cancer cells are heteroploid, containing irregular chromosome numbers.
• The heteroploid organism showed visible phenotypic differences from its euploid relatives.