English noun: trisomy | |||
1. | trisomy (state) chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell | ||
Broader (hypernym) | chromosomal aberration, chromosomal anomaly, chromosonal disorder, chrosomal abnormality | ||
Narrower (hyponym) | Down syndrome, Down's syndrome, mongolianism, mongolism, trisomy 21 | ||