relay : Idioms & Phrases
electrical relay
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noun electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
relay.
WordNet
Relay battery
(Elec.) , the local battery which is brought into use by the action of the relay magnet, or relay.
Webster 1913
relay link
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noun an amplifier for restoring the strength of a transmitted signal
relay link; relay station; booster amplifier; booster station; booster.
WordNet
relay race
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noun a race between teams; each member runs or swims part of the distance
relay.
WordNet
relay station
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noun an amplifier for restoring the strength of a transmitted signal
relay link; relay station; booster amplifier; booster station; booster.
WordNet
relay transmitter
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noun an amplifier for restoring the strength of a transmitted signal
relay link; relay station; booster amplifier; booster station; booster.
