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.
I knew at once that not seeing this again was not an option.
From The Wall Street Journal ● Aug. 23, 2026
Baeli says, like most people, she could not fund everything at once and decided to carry out the work in stages over ten years to spread the cost.
From BBC ● Aug. 21, 2026
Rather than arriving all at once, the list grew over several days as Brooks kept thinking of movies he wanted to add.
From Los Angeles Times ● Aug. 21, 2026
I’m reminded of “The Odyssey,” which felt, to me, crushed by its own ambition, hoping to be everything at once simply because it could be.
From Salon ● Aug. 20, 2026
Wolf squirmed and licked Torak’s chin and told him how awful it had been, all at once.
From "Wolf Brother" by Michelle Paver
