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Word of the Day Wednesday, June 10, 2026

noctambulism

/nɒktæmbʊlɪzəm/ noun · British & US
Valid in UK
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What does noctambulism mean?

noun

Noctambulism is a term used to describe the tendency to be awake and active at night, often to the point of insomnia or other sleep disorders. It can also refer to a person who is nocturnal, meaning they are most active at night.

Example

"The noctambulist walked the streets all night, taking in the sights and sounds of the city."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for noctambulism

Antonyms of noctambulism

Rhymes with noctambulism

Etymologically related