unless

[uhn-les, uhn-] / ʌnˈlɛs, ən- /

CONJUNCTION

except that

Synonyms

WEAK

but except except for excepting that if not lest saving without

CONJUNCTION

upon any less condition than

Synonyms

WEAK

except nisi saving

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"We ask all patients to attend planned appointments unless told otherwise, and to please only use A&E in a genuine emergency."

From BBC • Apr. 7, 2026

Life cannot begin on a planet unless certain chemical elements are available in large enough amounts.

From Science Daily • Apr. 6, 2026

The deduction expires after 2028 unless Congress extends it.

From The Wall Street Journal • Apr. 4, 2026

These are nervous times unless, as suggested here, you invest in inflation-protected Treasury bonds, or TIPS, which give you some cushion against the risks of inflation.

From MarketWatch • Apr. 3, 2026

Not unless it was forced on them by a class activity.

From "The Way to Rio Luna" by Zoraida Cordova