decimal > define

noun

• A proper fraction whose denominator is a power of 10.
  • synonyms: decimal fraction
• A number in the decimal system.

adjective

• Numbered or proceeding by tens; based on ten.
  • usage: "the decimal system"
  • synonyms: denary

• (n.) A number expressed in the scale of tens; specifically, and almost exclusively, used as synonymous with a decimal fraction.
• (a.) Of or pertaining to decimals; numbered or proceeding by tens; having a tenfold increase or decrease, each unit being ten times the unit next smaller; as, decimal notation; a decimal coinage.