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Word of the Day Tuesday, June 9, 2026

unobservable

/ˌʌnɒbˈzɜːrvəbəl/ adjective · British & US
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What does unobservable mean?

adjective

Impossible to observe or measure; too small or too distant to be seen or detected.

Example

"The unobservable forces at play in the universe are still not fully understood by scientists."

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

Synonyms for unobservable

Antonyms of unobservable

Rhymes with unobservable

Etymologically related