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| alternating current (Electric current that reverses its direction of flow (polarity) periodically according to a frequency measured in hertz, or cycles per second. The rapid change from positive to negative electricity of 60 or more times each second) | |||
| alternating current | |||
| corrente alternada: 100 phrase in 12 subjects |
| Communications | 2 |
| Earth sciences | 3 |
| Electronics | 56 |
| Energy industry | 3 |
| Industry | 1 |
| Information technology | 1 |
| Mechanic engineering | 10 |
| Power electronics | 9 |
| Power lines | 1 |
| Superconductivity | 7 |
| Technology | 1 |
| Transport | 6 |