1.
once, one time
A single occurrence or instance.
2.
one degree (temperature/angle)
A unit of measurement for temperature or angles.
一度 means 'once' or 'one time.'
Alternative reading: 一度 (more literary, means 'once' in the sense of 'if/when once')
Common expressions:
- もう一度: one more time, again
- 一度も〜ない: not even once, never
- 一度に: at once, all at once
- 一度だけ: just once
Related counting:
- 二度: twice
- 三度: three times
- (But 四度 onward often uses 回: 四回)
Note: For counting occurrences, 回 is more versatile: 一回, 二回, etc.