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decimal

Syllabification: (dec·i·mal)

Pronunciation: /ˈdes(ə)məl/

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Definition of decimal

adjective

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten:decimal arithmetic
relating to or denoting a system of currency, weights and measures, or other units in which the smaller units are related to the principal units as powers of ten:decimal coinage

noun

(also decimal fraction)

a fraction whose denominator is a power of ten and whose numerator is expressed by figures placed to the right of a decimal point.
the system of decimal numerical notation.