RhymeZone: decime definitions

Definitions of decime:

noun: (historical, law, obsolete) Synonym of tithing (a division of the hundreds of medieval England)
noun: (historical) A French coin minted from 1795 to 1801 and from 1814 to 1815, valued at one-tenth of a franc.
noun: (informal) A 10-centime coin, minted up to 1999 and bearing the same value.

(Definitions from Wiktionary)