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Definition of Reactant
1. Noun. A chemical substance that is present at the start of a chemical reaction.
Definition of Reactant
1. Noun. (chemistry) any of the participants present at the start of a chemical reaction ¹
¹ Source: wiktionary.com
Definition of Reactant
1. one that reacts [n -S] - See also: reacts
Medical Definition of Reactant
1. A substance taking part in a chemical reaction. Acute phase reactants, A group of proteins that are produced and/or released in increased concentrations during the acute phase reaction, including fibrinogen; C-reactive protein; complement proteins B, C3, C4; a2-acid glycoprotein, serum amyloid A, proteinase inhibitors, etc. (05 Mar 2000)
Lexicographical Neighbors of Reactant
Literary usage of Reactant
Below you will find example usage of this term as found in modern and/or classical literature:
1. Journal of the American Chemical Society by American Chemical Society (1879)
"Chcm. Soc., 83, 117 (1961). solvent when in the reactant vs. the transition state.
In a set of substituents, some of which may be hydrogen bond donors, ..."
2. A System of Physical Chemistry by William Cudmore McCullagh Lewis, James Rice (1921)
"The writer suggests the above term to cover the effects introduced as a result
of gradually displacing one reactant (generally a liquid), ..."
3. Proceedings of the Workshop on Pyrochemical Separations: Avignon, France, 14 by European Commission, OECD Nuclear Energy Agency (2001)
"The reaction temperature was 300°C, 500°C; the flow rate of reactant gas was 100
ml/min, 1 000 ml/min; reaction time was 5-24 hours, and the oxygen ..."
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