Attention deficit disorder

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A syndrome formerly thought to affect children only, but now known also to affect adults, that is characterized by frequent, chronic distractibility, and either inattentiveness or hyperactivity (fidgeting). countable, uncountable
  2. 2
    a condition characterized by hyperactivity, impulsivity, and emotional dysregulation wordnet