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a neck band equipped with a small radio transmitter and attached to an animal for tracking its movement in the wild.
/ˈreɪ di oʊˌkɒl ər/
verb (used with object)
to attach a radio collar to (an animal).
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Nearby words for radio-collar
radio frequency interference
radio in the loop
radio range beacon