n. the act of changing to a decimal system; as, the decimalization of the British currency. Syn. -- decimalisation. [ WordNet 1.5 ]
v. t. to convert the dominant units of measure (e.g. of currency) to a decimal-based system; to reduce to a decimal system; as, to decimalize the currency. -- Dec`i*mal*i*za"tion n. [1913 Webster]