Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The condition of having three copies of a given chromosome in each somatic cell rather than the normal number of two.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun cytology The presence of three copies, instead of the normal two, of a particular
chromosome of in an organism.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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The doctors soon discovered that he had multiple physical problems due to a genetic condition called trisomy 18.
Beth Bosserman: Prescription for Peace in Times of Sickness: Finding Comfort in God's Word Beth Bosserman 2010
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The doctors soon discovered that he had multiple physical problems due to a genetic condition called trisomy 18.
Beth Bosserman: Prescription for Peace in Times of Sickness: Finding Comfort in God's Word Beth Bosserman 2010
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The baby had a serious chromosomal problem called trisomy 18, and Helen had to terminate the pregnancy.
Decoding Your Destiny Ph.D. Carmen Harra 2006
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The baby had a serious chromosomal problem called trisomy 18, and Helen had to terminate the pregnancy.
Decoding Your Destiny Ph.D. Carmen Harra 2006
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ROWLAND: Sam Strickland (ph) and Mandy Lemky's (ph) son was born with a deadly chromosomal disorder, known as trisomy 18, instead of two chromosome 18s, he had three.
CNN Transcript - Special Event: Millennium 2000: A Baby by Design - January 3, 2000 2000
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Bella Santorum was born with a genetic disorder called trisomy 18 - or Edwards syndrome - which results in severe disabilities and abnormalities.
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Bella Santorum, 3, suffers from a rare and life-threatening disorder known as trisomy 18.
USATODAY.com News 2012
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Alzheimer's disease patients harbor some cells with three copies of chromosome 21, known as trisomy 21, instead of the usual two.
THE MEDICAL NEWS W. Zhang 2010
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Down syndrome, also called trisomy 21, is a genetic disorder first reported in 1866 by J. Langdon Down, a British physician.
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Antoneta Granic and team in their study "Alzheimer Ab Peptide Induces Chromosome Mis-segregation and Aneuploidy, including Trisomy 21; Requirement for Tau and APP," published in Molecular Biology of the Cell, provided the mechanism behind previous work by Potter's laboratory showing that all Alzheimer's disease patients harbour some cells with three copies of chromosome 21, known as trisomy 21, a characteristic shared by all the cells in people with the birth defect Down syndrome.
Medindia Health News 2010
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