dis·​crim·​i·​nant | \ di-ˈskri-mə-nənt How to pronounce discriminant (audio) \

Definition of discriminant

: a mathematical expression providing a criterion for the behavior of another more complicated expression, relation, or set of relations

Examples of discriminant in a Sentence

Recent Examples on the Web If multiple antenna inputs are available, a very powerful discriminant is to see if all of the signals come from the same direction. Jim Salter, Ars Technica, "Claims of Tesla hack wide of the mark—we dig into GNSS hacking," 22 June 2019

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

First Known Use of discriminant

circa 1948, in the meaning defined above

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The first known use of discriminant was circa 1948

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Cite this Entry

“Discriminant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/discriminant. Accessed 26 Nov. 2020.

More from Merriam-Webster on discriminant

Britannica English: Translation of discriminant for Arabic Speakers

Britannica.com: Encyclopedia article about discriminant

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