noun (plural -mies) Etymology: tri- + 3-some + 2-y Date: 1930 the condition (as in Down syndrome) of having one or a few chromosomes triploid in an otherwise diploid set • trisomic adjective or noun

New Collegiate Dictionary. 2001.

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  • trisomy — trisomy. См. трисомия. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • trisomy — 1930, from trisomic (1921), from TRI (Cf. tri ) + ending from CHROMOSOME (Cf. chromosome) …   Etymology dictionary

  • Trisomy — ICD9 = ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D014314A trisomy is a form of aneuploidy with the presence of three copies, instead of the normal two, of a particular chromosome.cite web… …   Wikipedia

  • trisomy — The state of an individual or cell with an extra chromosome instead of the normal pair of homologous chromosomes; in humans, the state of a cell containing 47 normal chromosomes.For various types of t. syndrome, see under syndrome. [ …   Medical dictionary

  • trisomy — An additional copy of a chromosome so that there are three copies not two in a diploid organism. Best known example is trisomy 21 in Down s syndrome …   Dictionary of molecular biology

  • trisomy — n. a condition in which there is one extra chromosome present in each cell in addition to the normal (diploid) chromosome set. A number of chromosome disorders are due to trisomy, including Down s syndrome and Klinefelter s syndrome. Derivatives …   The new mediacal dictionary

  • trisomy — /ˈtraɪsəmi/ (say truysuhmee) noun the abnormal addition of a chromosome to the normal pair, particularly trisomy of chromosome 21 which causes Down syndrome …   Australian English dictionary

  • trisomy — noun chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell • Hypernyms: ↑chromosomal aberration, ↑chromosomal anomaly, ↑chrosomal abnormality, ↑chromosonal disorder • Hyponyms: ↑mongolism, ↑mongolianism …   Useful english dictionary

  • trisomy — /truy soh mee/, n. Pathol. an abnormality characterized by the presence of an additional chromosome to the normal diploid number. [1925 30; TRI + SOME3 + Y3] * * * …   Universalium

  • trisomy — noun /ˈtraɪ.səʊmi/ The presence of three copies, instead of the normal two, of a particular chromosome of in an organism …   Wiktionary

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