dop·​ant | \ ˈdō-pənt How to pronounce dopant (audio) \

Definition of dopant

: an impurity added usually in minute amounts to a pure substance to alter its properties (such as conductivity)

Examples of dopant in a Sentence

Recent Examples on the Web As with diamonds, these dopants change a crystal’s properties. The Economist, "Nanotube forests that are darker than night," 5 Oct. 2019

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

First Known Use of dopant

1962, in the meaning defined above

History and Etymology for dopant

dope entry 2

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The first known use of dopant was in 1962

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Cite this Entry

“Dopant.” Dictionary, Merriam-Webster, Accessed 11 Jul. 2020.

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