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attention deficit hyperactivity disorder
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- pronunciation:
ten
shn
de
fih
siht
haI
pr
aek
tihv
ih
ti
dIs
or
dr
| part of speech: |
noun |
| definition: |
a behavioral disorder, usually beginning in childhood, characterized by inability to focus one's attention, impulsive behaviors, and, often, hyperactivity (often abbreviated as "ADHD").
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