Last Updated
：2025/11/19
Down syndrome
IPA(Pronunciation)
Proper noun
US
(neurology,
chiefly
US)
A
genetic
disorder
caused
by
the
presence
of
all
or
part
of
a
third
copy
of
chromosome
21
(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.
Japanese Meaning
21番染色体が全体あるいは一部重複して存在する遺伝性疾患で、特徴として小さい頭部、傾いた眼瞼などの顔貌が見られ、認知能力や身体発達の遅れが生じる状態（主に米国における神経学分野での表現）
Sense（1）
(neurology,
chiefly
US)
A
genetic
disorder
caused
by
the
presence
of
all
or
part
of
a
third
copy
of
chromosome
21
(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.
Quizzes for review
(neurology, chiefly US) A genetic disorder caused by the presence of all or part of a third copy of chromosome 21 (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.
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Down syndrome
My niece has Down syndrome, and with patient support at school and home she has developed her own talents and brightened our lives.
See correct answer
My niece has Down syndrome, and with patient support at school and home she has developed her own talents and brightened our lives.
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