dopant

[ doh-puh nt ]
/ ˈdoʊ pənt /

noun Electronics.

an impurity added intentionally in a very small, controlled amount to a pure semiconductor to change its electrical properties: Arsenic is a dopant for silicon.

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Origin of dopant

First recorded in 1960–65; dope + -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for dopant

dopant
/ (ˈdəʊpənt) /

noun

an element or compound used to dope a semiconductor

Word Origin for dopant

C20: see dope, -ant
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