relay

Meanings

1. 1
   verb

   To pass on a message or piece of information to someone else.

   Please relay the news to the rest of the team.

2. 2
   noun

   A race between teams in which each member runs or swims one part in turn.

   Our school won the 400-metre relay at the sports day.

3. 3
   noun

   An electrical device that uses a small current to switch a larger one on or off.

   A faulty relay was stopping the motor from starting.

From Middle French relai (“reserve pack of hounds”), from relaier (“to exchange tired animals for fresh”); literally, "to leave behind", from Old French relaier (“to leave behind”), from re- + laier (“to leave”), of uncertain origin.

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