Definition of at once At once
We found 6 definitions of at once from 2 different sources.
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What does at once mean?
Wiktionary 
- at once (Adverb)
In one group; together. - at once (Adverb)
at the same At the same time ; simultaneously. - at once (Adverb)
Immediately; now; right away .
OmegaWiki DictionaryOmegaWiki Dictionary Ω
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at once
In an immediate manner; instantly or without delay. -
at once
At the same moment in time. -
at once
In the time directly following on the present moment.
