- (plural zeros)(British English also nought)0
- Five, four, three, two, one, zero… We have lift-off.
- a temperature, pressure, etc. that is equal to zero on a scale
- It was ten degrees below zero last night (= −10°C).
- The thermometer had fallen to zero.
- the lowest possible amount or level; nothing at all
- I rated my chances as zero.
- zero inflation
Word Originearly 17th cent.: from French zéro or Italian zero, via Old Spanish from Arabic ṣifr ‘cipher’.
Check pronunciation:
zero