(athletics) A track and field discipline where runners take turns in carrying a baton from start to finish. Most common events are 4x100 meter and 4x400 meter competitions. [from 19th c.]
(electronics) An electrical actuator that allows a relatively small electrical voltage or current to control a larger voltage or current. [from 19th c.]
Verb
(obsolete, intransitive, hunting) To release a new set of hounds. [15th-17th c.]
(transitive, now rare) To place (people or horses) in relays, such that one can take over from another. [from 18th c.]
(intransitive, now rare) To take on a new relay of horses; to change horses. [from 19th c.]
(transitive) To pass on or transfer (information). [from 19th c.]
