Meaning of the word "attention deficit disorder" in English

What does "attention deficit disorder" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

attention deficit disorder

US /əˈten.ʃən ˈdef.ə.sɪt dɪˌsɔːr.dɚ/
UK /əˈten.ʃən ˈdef.ɪ.sɪt dɪˌsɔː.də/
"attention deficit disorder" picture

Noun

a condition, usually diagnosed in children, characterized by persistent difficulty in focusing, impulsivity, and sometimes hyperactivity

Example:
He was diagnosed with attention deficit disorder when he was seven.
Many children with attention deficit disorder struggle to stay organized at school.