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| relay (A switch activated by an electrical signal. A relay allows another signal to be controlled without the need for human action to route the other signal to the control point, and it also allows a relatively low-power signal to control a high-power signal) | |||
| Relay: 13 phrases in 5 subjects |
| Abbreviation | 1 |
| Communications | 6 |
| Computers | 3 |
| General | 2 |
| Insurance | 1 |