attention deficit disorder

noun

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), now merged with attention deficit hyperactivity disorder.

Meanings

nounattention deficit disorder (countable and uncountable, plural attention deficit disorders)

plural attention deficit disorders · alternative attention-deficit disorder

  1. countableuncountableA 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), now merged with attention deficit hyperactivity disorder.

Synonyms & antonyms

nouna condition characterized by hyperactivity, impulsivity, and emotional dysregulation

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Czech porucha pozornosti
  • porucha pozornostiTranslations
Finnish tarkkaavaisuushäiriö
  • tarkkaavaisuushäiriöTranslations
French trouble de l'attention
  • trouble de l'attentionTranslations
Polish zespół zaburzeń uwagi
  • zespół zaburzeń uwagiTranslations
Cite this entry
APA

attention deficit disorder. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/attention%20deficit%20disorder

MLA

“attention deficit disorder.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/attention%20deficit%20disorder. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “attention deficit disorder,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/attention%20deficit%20disorder.

Source: attention deficit disorder on Wiktionary, CC BY-SA 4.0.