decimal

/ˈdɛsəməl/
noun
  1. A number expressed using a decimal point, with digits after the point representing fractions of a whole.
    • The answer should be written as a decimal, not a fraction.
    • She converted 1/2 to the decimal 0.5.
    • In math class, we learned how to add decimals.
adjective
  1. Relating to or based on the number ten, especially in a numbering system that uses powers of ten.
    • Most currencies today are decimal, with 100 smaller units in one main unit.
    • The metric system uses decimal units like meters and liters.
    • A decimal point separates the whole number from the fractional part.
What does "decimal" mean? | whatsthatwordmean | whatsthatwordmean