Dictionary

interrogator

noun in·ter·ro·ga·tor \in-ˈter-ə-ˌgā-tər, -ˈte-rə-\

Definition of INTERROGATOR

1
:  one that interrogates
2
:  a radio transmitter and receiver for sending out a signal that triggers a transponder and for receiving and displaying the reply
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First Known Use of INTERROGATOR

1751

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