Wiktionary
direct-current
n. (attributive of direct current English)
Usage examples of "direct-current".
The smokestacks were throwing out their columns of inky oil smoke, telling of power feeding into the turbines that furnished the station with a steady, dependable supply of high-voltage, direct-current electricity.
Before executions, it was soaked in brine to better conduct the charge of direct-current electricity that ran through the wire, through the sponge, and into the condemned man's brain.
During the 1830s and 1840s, fresh discoveries included electrolytic refining of a number of metals (principally copper and magnesium), electric arc-lights, improved direct-current motors, and electromagnets.