coinage

n. [ From Coin, v. t., cf. Cuinage. ] 1. The act or process of converting metal into money. [ 1913 Webster ]

The care of the coinage was committed to the inferior magistrates. Arbuthnot. [ 1913 Webster ]

2. Coins; the aggregate coin of a time or place. [ 1913 Webster ]

3. The cost or expense of coining money. [ 1913 Webster ]

4. The act or process of fabricating or inventing; formation; fabrication; that which is fabricated or forged. “Unnecessary coinage . . . of words.” Dryden. [ 1913 Webster ]

This is the very coinage of your brain. Shak. [ 1913 Webster ]