Word Study
adhd
WORDNET DICTIONARY
Noun adhd has 1 sense
- adhd(n = noun.state) add, attention deficit disorder, attention deficit hyperactivity disorder, hyperkinetic syndrome, mbd, minimal brain damage, minimal brain dysfunction - a condition (mostly in boys) characterized by behavioral and learning disorders; Array has parts: hyperactivity
is a kind of syndrome
For further exploring for "adhd" in Webster Dictionary Online