: a collar that is placed on an animal (such as a wild animal or a hunting dog) and that transmits an electronic signal which can be used for tracking
Female bears that have been outfitted with an electronic collar as part of a study being done by Colorado Parks and Wildlife are starting to move …—Dale Rodebaugh
: a collar used chiefly on a dog that typically delivers a mild shock or sometimes a vibration or sound upon receiving a signal from a remote transmitter and is used especially to train a dog to respond to commands, stop unwanted behaviors, or confine itself to a fixed perimeter
… the dog was wearing an electronic collar designed to keep it in the yard, police said.—Ben Weathers Trainers sometimes use electronic collars to control nuisance barking.—David Butler
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