| 释义 |
polysomy
polysomy (ˈpɒlɪˌsəʊmɪ) n (Genetics) genetics the state of being polysomicThesaurus| Noun | 1. | polysomy - congenital defect of having one or more extra chromosomes in somatic cellsbirth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disorder - a defect that is present at birth |
polysomy
polysomy[päl·ē‚sō·mē] (genetics) The occurrence in a nucleus of an extra copy of one or more individual chromosomes. polysomy
polysomy [pol″e-so´me] an excess of a particular chromosome.pol·y·so·my (pol'ē-sō'mē), State of a cell nucleus in which a specific chromosome is represented more than twice. Cells containing three, four, or five homologous chromosomes are referred to, respectively, as trisomic, tetrasomic, or pentasomic. Compare: polyploidy. [poly- + G. sōma, body (chromosome)] pol·y·so·my (pol'ē-sō'mē) State of a cell nucleus in which a specific chromosome is represented more than twice. Cells containing three, four, or five homologous chromosomes are referred to, respectively, as trisomic, tetrasomic, or pentasomic.
Compare: polyploidy[poly- + G. sōma, body (chromosome)]polysomy
Words related to polysomynoun congenital defect of having one or more extra chromosomes in somatic cellsRelated Words- birth defect
- congenital abnormality
- congenital anomaly
- congenital defect
- congenital disorder
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