from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A syndrome, usually diagnosed in childhood, characterized by a persistent pattern of impulsiveness, a short attention span, and often hyperactivity, and interfering especially with academic, occupational, and social performance.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A syndrome formerly thought to affect children only, but now known to also affect adults, that is characterized by frequent, chronic distractibility, and either inattentiveness or hyperactivity (fidgeting).
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a condition (mostly in boys) characterized by behavioral and learning disorders
Sorry, no etymologies found.