at once

The phrase 'at once' is versatile and can mean either doing something immediately or multiple things happening simultaneously.

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Definition

B1General

(common)Without any delay.

Example

  • You need to leave at once.
  • She answered the phone at once.

B1General

(common)Happening or done at the same time.

Example

  • Everything happened at once.
  • Don't all speak at once.

Similar

Terms that have similar or relatively close meanings to "at once":

all at onceat one timeat one strokeat the same timeat oneright awayat a timeas soon asat one blastat the doubleat the momentin no timeall togetherin the same breath