Down syndrome
Definition from Wiktionary, the free dictionary
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English[edit]
Alternative forms[edit]
Etymology[edit]
Named after John L.H. Langdon-Down (1828-1896), an English physician who described it in the late 1800s. The term was first used in 1961.
Noun[edit]
- (chiefly US) Condition caused by a chromosomal excess, whereby the patients bear a certain resemblance to the Mongoloid race, such as a small head and tilted eyelids, and typically have a delay in cognitive ability and physical growth.
Synonyms[edit]
Usage notes[edit]
Known only as Down's syndrome in the UK.
Translations[edit]
condition caused by chromosomal deficiency
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