unanticipated

adjective

un·​an·​tic·​i·​pat·​ed ˌən-an-ˈti-sə-ˌpā-təd 

: not anticipated : unexpected, unforeseen

unanticipatedly adverb

Synonyms of unanticipated

• sudden
• unexpected

Examples of unanticipated in a Sentence

The new policy has had some unanticipated side effects.

ran into some unanticipated difficulties with the computer program

Recent Examples on the Web

Guidance Tweak The future size of long-bond sales has been the subject of debate over the last week, after Treasury officials made an unanticipated tweak to their latest quarterly borrowing policy statement. — Greg Ritchie, Fortune, 14 Aug. 2026

The unanticipated problem now is that the rise of artificial intelligence is making machines capable of passing these tests. — The Editorial Board, Chicago Tribune, 26 July 2026

Contemporary efforts at pest control have also caused unanticipated collateral damage. — Elan Abrell, The Conversation, 22 July 2026

What risks could arise from blind spots or unanticipated changes in the environment? — Jim Deloach, Forbes.com, 10 July 2026

Word History

First Known Use

circa 1779, in the meaning defined above

Rhymes for unanticipated

• ameliorated
• decontaminated
• deoxygenated
• deteriorated
• differentiated
• disarticulated
• excommunicated
• incapacitated
• individuated
• misappropriated
• monounsaturated
• multinucleated