ter·​mi·​na·​tor | \ ˈtər-mə-ˌnā-tər How to pronounce terminator (audio) \

Definition of terminator

1 : the dividing line between the illuminated and the unilluminated part of the moon's or a planet's disk
2 : one that terminates

Examples of terminator in a Sentence

Recent Examples on the Web The first set of HIV drugs were nucleic acid inhibitors, known as chain terminator drugs. William A. Haseltine, Scientific American, "Lessons from AIDS for the COVID-19 Pandemic," 1 Oct. 2020 Most observers prefer to study the moon when the line between light and dark (called the terminator) is visible, because the deep shadows there make crater rims and walls on the line pop in relief. Nicole Clausing, Sunset Magazine, "Good Moon Rising," 24 Sep. 2020 Underwood possessed a terminator-like focus during that time. Murphy Wheeler, The Indianapolis Star, "After hitting bottom, baseball helps Purdue alum find himself," 16 June 2020 Young John and the new terminator break Sarah Connor out of the mental hospital. Eliana Dockterman, Time, "Untangling the Terminator Franchise's Complicated Timeline," 1 Nov. 2019 And heads certainly turned as Jerry Rowe stomped around the Indiana Convention Center in his larger-than-life terminator costume. Emily Sabens, Indianapolis Star, "Santa Claus, Chewbacca, creepy clowns and more: 21 of the best costumes we saw at Gen Con," 3 Aug. 2019 But two very familiar faces — those of the original terminator (Arnold Schwarzenegger) and Sarah Connor (Linda Hamilton) also return to join in on the fun. Andrew R. Chow, Time, "The 32 Most Anticipated Movies of Fall 2019," 7 Aug. 2019 Of course, there’s a new terminator (Gabriel Luna) and a new damsel in distress (Natalia Reyes), and Halt and Catch Fire star Mackenzie Davis is added to the mix. Andrew R. Chow, Time, "The 32 Most Anticipated Movies of Fall 2019," 7 Aug. 2019 Gaze along the terminator — the line that divides the lit from unlit portions — for your best views. Arnold Pearlstein, sun-sentinel.com, "The Stars This Week: Aug. 4-10," 4 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'terminator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of terminator

1652, in the meaning defined at sense 2

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The first known use of terminator was in 1652

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Last Updated

7 Oct 2020

Cite this Entry

“Terminator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/terminator. Accessed 29 Oct. 2020.

More from Merriam-Webster on terminator

Britannica.com: Encyclopedia article about terminator

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