chromosomal aberration — noun any change in the normal structure or number of chromosomes; often results in physical or mental abnormalities • Syn: ↑chromosomal anomaly, ↑chrosomal abnormality, ↑chromosonal disorder • Hypernyms: ↑aberrance, ↑aberrancy, ↑aberration, ↑ … Useful english dictionary
chromosomal aberration — see chromosome aberration … Dictionary of invertebrate zoology
chromosomal aberration — Genetics. any irregularity or abnormality of chromosome distribution, number, structure, or arrangement. Cf. deletion, duplication, inversion, translocation. * * * … Universalium
chromosomal anomaly — noun any change in the normal structure or number of chromosomes; often results in physical or mental abnormalities • Syn: ↑chromosomal aberration, ↑chrosomal abnormality, ↑chromosonal disorder • Hypernyms: ↑aberrance, ↑aberrancy, ↑aberration, ↑ … Useful english dictionary
penta-X chromosomal aberration — the occurrence of five X chromosomes in a female … Medical dictionary
tetra-X chromosomal aberration — the occurrence of four X chromosomes in a female or tetra XY in the male … Medical dictionary
triple-X chromosomal aberration — the occurrence of three X chromosomes in a female or triple XY in the male … Medical dictionary
chromosomal anomaly — chromosome anomaly see under aberration … Medical dictionary
chromosome aberration — See: chromosomal aberration … Glossary of Biotechnology
inversion — 1. A turning inward, upside down, or in any direction contrary to the existing one. 2. Conversion of a disaccharide or polysaccharide by hydrolysis into a monosaccharide; specifically, the hydrolysis of sucrose to d glucose and d fructose; so… … Medical dictionary