English dictionary



Hint: Question mark (?) is a wildcard. Question mark substitutes one character.

English adverb: all at once

1. all at once all at the same time


SamplesLet's say `Yes!' all at once.


Synonymsall together

2. all at once without warning


SamplesAll at once, he started shouting.


Synonymsall of a sudden









Based on WordNet 3.0 copyright © Princeton University.
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