- to change (a system, number, etc) to the decimal system
WordReference Random House Unabridged Dictionary of American English © 2026
dec•i•mal•ize
(des′ə mə līz′, des′mə-),USA pronunciation v.t., -ized, -iz•ing.
dec′i•mal•i•za′tion, n.
- Mathematicsto reduce to a decimal system.
- decimal + -ize 1855–60
Collins Concise English Dictionary © HarperCollins Publishers::
decimalize, decimalise /ˈdɛsɪməˌlaɪz/ vb