DOWN'S SYNDROME

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does Down's syndrome mean? 

• DOWN'S SYNDROME (noun)
  The noun DOWN'S SYNDROME has 1 sense:

1. a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation

  Familiarity information: DOWN'S SYNDROME used as a noun is very rare.

 Dictionary entry details 

• DOWN'S SYNDROME (noun)

Sense 1

Meaning:

A congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation

Classified under:

Nouns denoting stable states of affairs

Synonyms:

Down's syndrome; Down syndrome; mongolianism; mongolism; trisomy 21

Hypernyms ("Down's syndrome" is a kind of...):

birth defect; congenital abnormality; congenital anomaly; congenital defect; congenital disorder (a defect that is present at birth)

trisomy (chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell)

 Context examples 

However, single palmar creases can be associated with Down's syndrome and other genetic disorders, or with fetal alcohol syndrome.

(Palmar Crease Examination, NCI Thesaurus)