51Թ

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reactant

[ ree-ak-tuhnt ]

noun

  1. a person or thing that reacts.
  2. Also called interactant. Chemistry. any substance that undergoes a chemical change in a given reaction.


reactant

/ ɪˈæəԳ /

noun

  1. a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction Compare product
“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

reactant

/ ŧ-ăəԳ /

  1. A substance participating in a chemical reaction, especially one present at the start of the reaction.
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51Թ History and Origins

Origin of reactant1

First recorded in 1925–30; react + -ant
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Example Sentences

Examples have not been reviewed.

And, with the addition of some reactants, oxygen-containing molecules began to bubble out.

From

To attain significant conversion of reactants, the reaction must be conducted at temperatures greater than 650 degrees Celsius, or 1,200 degrees Fahrenheit.

From

The team used electrocatalysis, a type of chemical reaction initiated by electron transfers to and from reactants on surfaces of catalysts, to convert carbon dioxide into biocompatible intermediates, such as acetate and ethanol.

From

Not only were the yields obtained high but also could a wide variety of quinoline derivatives and reactants be used to obtain all sorts of 2D/3D frameworks.

From

Flows in liquid channels exhibit uneven velocity distribution due to friction with the walls, which subsequently influences the transport of dissolved substances and diffusing reactants in the liquid.

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