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Synonyms

interrogator

American  
[in-ter-uh-gey-ter] / ɪnˈtɛr əˌgeɪ tər /

noun

  1. a person who interrogates.

  2. Also called challengerRadio. a transmitter that emits a signal to trigger a transponder.


interrogator British  
/ ɪnˈtɛrəˌɡeɪtə /

noun

  1. a person who interrogates

  2. a radio or radar transmitter used to send interrogating signals

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of interrogator

1745–55; < Late Latin interrogātor; see interrogate, -tor

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

With this method, a device called an interrogator shoots laser pulses down the length of a cable, and some of the light bounces back.

From The Wall Street Journal • Apr. 9, 2026

"I made a mistake," he says, his voice trembling as an unseen interrogator presses him about the deaths of members of Iran's security forces.

From Barron's • Jan. 26, 2026

When Yusra is relentlessly grilled by an Israeli customs agent on her first trip back home since her family fled the region in the 1960s, she has just one question for her interrogator:

From Los Angeles Times • Jan. 30, 2025

He is a sweary, pompous and then needy figure, unaware of how much he is being exposed by his TV interrogator, Emily Maitlis, played by Ruth Wilson.

From BBC • Sep. 18, 2024

Adams moved swiftly to stand in between the interrogator and her patient.

From "Boots on the Ground: America's War in Vietnam" by Elizabeth Partridge