(mathematics) A numerical system of counting in tens.

plural of decimal fraction

plural of decimal point

(arithmetic) A proper or improper fraction the denominator of which is a power of ten and the decimal representation of which is a terminating decimal number.

plural of decimal number

plural of decimal place

(computing) A storage mode that places two decimal digits into one byte, each digit occupying four bits. The sign occupies four bits in the least significant byte.

(mathematics) A number expressed in the decimal system (base ten), (particularly) fractional numbers so represented.

(typography) A period/full stop ⟨.⟩ or middot ⟨·⟩ used to set off the decimal or fractional part of a number. / (typography, inexact) Any decimal mark, inclusive of commas, separatrices, etc.

(arithmetic) Arithmetic using decimal numbers.