plus-minus sign
noun
The mathematical symbol ‘±’.
Origin
1930s.
- conundrum
- conurbation
- conure
- conus
- conus arteriosus
- conus medullaris
- convalesce
- convalescence
- convalescent
- convect
- convection
- convectional
- convection cell
- convection current
- convection oven
- convective
- convector
- convenance
- convene
- convener
- convenience
- convenience food
- convenience store
- conveniency
- convenient