at once
- immediate adj.
- directly adv.
- early adv.
- ensemble adv.
- forthwith adv.
- hand over fist adv.
- in a moment adv.
- instantaneously adv.
- instantly adv.
- now adv.
- now adv.
- posthaste adv.
- promptly adv.
- readily adv.
- right adv.
- right off adv.
- right off the bat adv.
- straight adv.
- straightaway adv.
- straight off adv.
- tout de suite adv.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
With hundreds of millions of dollars being pumped into the ecosystem at once, and ad-makers earning astounding sums of cash for their quick work, you’re going to get a lot of slop.
From Slate ● Oct. 15, 2026
Oil also sets the price of AI’s money and threatens AI’s buildings, both at once.
From MarketWatch ● Oct. 14, 2026
In his heyday, when he had four hit series running at once, Lorre was often characterized as … prickly.
From Los Angeles Times ● Oct. 13, 2026
In other words, dental plaque changes over time rather than appearing all at once.
From Science Daily ● Oct. 7, 2026
I ran to him at once and helped him to his feet.
From "An Elephant in the Garden" by Michael Morpurgo
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