Definition of "decimal" in English

adjective

1. (arithmetic, computing) Concerning numbers expressed in decimal or mathematical calculations performed using decimal.

noun

1. (countable) A number expressed in the base-ten system, (particularly) a fractional numeral written in this system.

   • What is ⁷⁄₂₃ as a decimal?

2. (informal, uncountable) The decimal system itself.

3. (informal) A decimal place.

   • Pi has a value of 3.142, to three decimals.

4. (informal) A decimal point.

5. Alternative spelling of dismil.

verb

1. To represent with numbers after a decimal point.