plural of decima

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

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

(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.