(Roman mythology) One of the three Fates, or Parcae, daughter of Jupiter and Justitia; the measurer of the thread of life. She is the Roman equivalent of Lachesis.

A tithe or tax of one-tenth (now usually in historical Italian contexts).

(poetry) A 10-line verse or stanza, (chiefly) in the form of a song comprising an introductory verse followed by four such divisions.

plural of decima

Prior to decimalisation (specifically the decimalisation of British and Irish currency).

(computing) A decimal number encoded in such a way that each digit is represented by its own binary sequence, simplifying conversion from binary to decimal.

(mathematics) A decimal representation of a real number that, at some point, becomes periodic (and repeats some sequence of digits infinitely)

A method of writing IP addresses with where value of each byte is given as a decimal number, and each byte separated by a dot.

(dated) A binary (base-2) numeral. / (informal) Used other than figuratively or idiomatically: A decimal (numeral written as a concatenation of successive negative powers of the base) in base 2..

(idiomatic) ten, a group of ten