Down's syndrome

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English[edit]

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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]

Down’s syndrome (uncountable)

  1. (chiefly UK, Canada) Condition caused by a chromosomal deficiency, whereby the patients bear a certain resemblance to the Mongoloid race, such as a small head and tilted eyelids.

Usage notes[edit]

More often known as Down syndrome in the US, and rarely so in the UK.

Synonyms[edit]

Translations[edit]