noun
cipher
The numerical symbol for zero.
The old arithmetic lesson uses a cipher to represent zero.
Etymology
The Arabic word names emptiness and zero. It supplied the numerical term for the sign marking an empty place in a positional number.
More examples
- The old arithmetic text calls zero a cipher.
- A cipher stands at the end of the number ten.
- The committee treats her as a cipher and ignores her suggestions.
Forms
cipher · ciphers
Similar words
- nonentity
- Emphasizes lack of importance or recognition rather than power.
- nobody
- More informal and dismissive, usually emphasizing low social standing.