once
/wʌns/
adverb
- One time only.
- Please read the instructions once before starting.
- She called his name once, but he didn't hear her.
- I have only been to Paris once.
- At some time in the past; formerly.
- He once lived in a small village in the mountains.
- This old building was once a school.
- Once, people thought the Earth was flat.
- As soon as; when.
- Once the rain stops, we will go for a walk.
- Once you finish your homework, you can watch TV.
- Once she arrives, the meeting can begin.
Synonyms
noun
- A single occasion or instance.
- Just this once, you can stay up late.
- He decided to give it one more try, just this once.
- For once, I agree with you completely.