currency

n 1: the metal or paper medium of exchange that is presently used

2: general acceptance or use: "the currency of ideas"

3: a current state of general acceptance and use [syn: {vogue}]

4: the property of belonging to the present time: "the currency

of a slang term" [syn: {currentness}, {up-to-dateness}]

concurrency

{multitasking}