DOWN'S SYNDROME Definition & Meaning

Down's syndrome

noun

1. pathol a condition caused by the presence of an extra copy of chromosome 21 resulting in learning difficulties and physical differences, such as shorter stature Former namemongolism Technical nametrisomy 21
2. ( as modifier )
  a Down's syndrome baby

Down's syndrome

A congenital condition, caused by an abnormality in the chromosomes , marked by moderate to severe mental retardation and changes in certain physical features.

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Usage

Although the condition was once generally known as mongolism , this term has been considered offensive since the early 1960s. The terms Down's syndrome or ( US ) Down syndrom are now preferred.

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�y��vlog History and Origins

Origin of Down's syndrome¹

C19: after John Langdon-Down (1828–96), English physician

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Example Sentences

Examples have not been reviewed.

A woman has accused operators of a trampoline park of telling her 12-year-old brother that he had to leave because he has Down's syndrome .

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"The reason given for dramatically marching a child off? He has Down's syndrome."

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Down's syndrome is when someone is born with an extra chromosome.

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The screening test checks for a neck joint condition called atlanto-axial instability, and Flip Out Somerset asks customers for it on the guidance of the Down's Syndrome Association and British Gymnastics, the spokesman said.

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A man with Down's syndrome died after his carer jumped into a swimming pool and "landed on him", an inquest has heard.

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