English word decade comes from Proto-Hellenic *dékə (Ten.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *dékə | Proto-Hellenic (grk-pro) | Ten. |
| δέκα | Ancient Greek (grc) | |
| δέκας | Ancient Greek (grc) | |
| decas | Late Latin (LL) | |
| decade | Middle French (frm) | A series of 10 books. |
| decade | English (en) | (Roman Catholicism) A series of ten beads (or the prayers associated with them) in the rosary. (history) In the French Revolutionary calendar, a group of ten days. [from 18th c.]. (physics, engineering) The interval between any two quantities having the ratio 10 to 1.. A series or group of ten things. [from 16th c.]. An historical period of the ten years in which the beginning year ended in [...] |