Down syndrome

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Down syndrome

 (doun) or Down's syndrome (dounz)
A congenital disorder caused by the presence of an extra 21st chromosome and marked usually by moderate to severe intellectual disabilities, short stature, and a flattened facial profile. Also called trisomy 21.

[After John Langdon Haydon Down (1828-1896), British physician.]


(or Down's′) syn′drome

a genetic disorder associated with the presence of an extra chromosome 21, characterized by mental retardation, weak muscle tone, and epicanthic folds at the eyelids.
Formerly, mongolism. Also called trisomy 21.
[1960–65; after John Latin. H. Down (1828–96), British physician]

Down syndrome

A congenital disorder caused by the presence of an extra 21st chromosome. People with Down syndrome have mild to moderate mental retardation, short stature, and a flattened facial profile.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Down syndrome - a congenital disorder caused by having an extra 21st chromosomeDown syndrome - a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation
trisomy - chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell
síndrome de Down
Downin oireyhtymäDownin syndroomamongolismimongoloidismi
syndrome de Down
sindrom Down
downsyndroommongolismesyndroom van Down
Downs syndrom

Down syn·drome

n. síndrome de Down, anormalidad citogenética del cromosoma 21 caracterizada por retraso mental y facciones mongoloides.
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com)-- On March 21, 2016 the world will be celebrating "World Down Syndrome Day," an incredibly important day to individuals with Down syndrome and their families.
Many people with Down syndrome have Alzheimer's-related brain changes in their 30s that can lead to dementia in their 50s and 60s.
As part of events marking the World Down Syndrome Day, the Shafallah Centre for Children with Special Needs will organise a sports festival for snowboarding in the Villaggio Mall on Tuesday.

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