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interactant

American  
[in-ter-ak-tuhnt] / ˌɪn tərˈæk tənt /

noun

  1. a person or thing that interacts.

  2. Chemistry. reactant.

Etymology

Origin of interactant

First recorded in 1945–50; interact + -ant

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.

I am entrenched in one such challenge at the moment - determining how a robot will respond to a series of complicated gestures from more than one human interactant.

From Scientific American

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.