
n., pl., -mies.
The condition of having three copies of a given chromosome in each somatic cell rather than the normal number of two.
trisome tri'some' n.
trisomic tri·so'mic adj.
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American Heritage Dictionary:
tri·so·my |

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trisomy |
Oxford Dictionary of Biochemistry:
trisomic |
| triskelion, trisaccharide, tris+ | |
| trisphosphate, trisphospho+, tristearin |
Saunders Veterinary Dictionary:
trisomy |
The presence of an additional (third) chromosome of one type in an otherwise diploid cell (2n + 1); associated with many congenital deformities in humans.
Mosby's Dental Dictionary:
trisomy |
An additional chromosome in the normal complement, so that in each nucleus a chromosome is represented three times rather than twice.
| Down syndrome | |
| trisomy 18 syndrome (medicine) | |
| trisomy 13 (condition) |
| What is trisomy syndrome? Read answer... | |
| What is Trisomy 21? Read answer... | |
| What is the difference between partial trisomy and full trisomy? Read answer... |
| How does trisomy happen? | |
| What is a result of a trisomy? | |
| Is there a treatment for trisomy? |
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![]() | American Heritage Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved. Read more |
| Oxford Dictionary of Biochemistry. Oxford University Press. Oxford Dictionary of Biochemistry and Molecular Biology © 1997, 2000, 2006 All rights reserved. Read more | ||
![]() | Saunders Veterinary Dictionary. Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved. Read more | |
![]() | Mosby's Dental Dictionary. Mosby's Dental Dictionary. Copyright © 2004 by Elsevier, Inc. All rights reserved. Read more |
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