English noun: alternating current | |||
| 1. | alternating current (phenomenon) an electric current that reverses direction sinusoidally | ||
| Samples | In the US most household current is AC at 60 cycles per second. | ||
| Synonyms | AC, alternating electric current | ||
| Broader (hypernym) | electrical energy, electricity | ||
| Antonyms | direct current, direct electric current, dc | ||