radio-collar

[rey-dee-oh-kol-er] /ˈreɪ di oʊˌkɒl ər/

verb (used with object)

to attach a radio collar to (an animal).

radio collar

noun

a neck band equipped with a small radio transmitter and attached to an animal for tracking its movement in the wild.

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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