adj
unforeseen
uhn-faw-SEEN
adj
1
Not expected or predicted in advance.
"The project was delayed by unforeseen circumstances."
"An unforeseen problem with the plumbing added weeks to the renovation."
How to Use Unforeseen
Learner’s notesIn plain EnglishSomething that no one predicted would happen.
Common pairings
unforeseen circumstances
unforeseen consequences
unforeseen delay
Word Forms
unforeseens plural
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The project was delayed by _____ circumstances.
Etymology
From un- + foreseen.