- the calculation of the quantities of chemical elements or compounds involved in chemical reactions.
- the branch of chemistry dealing with relationships of combining elements, especially quantitatively.
Also stoi·chei·om·e·try [stoi-kahy-om-i-tree] /ˌstɔɪ kaɪˈɒm ɪ tri/.
Origin of stoichiometry
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
stoicheiometry or stoechiometry
- the branch of chemistry concerned with the proportions in which elements are combined in compounds and the quantitative relationships between reactants and products in chemical reactions
C19: from Greek stoikheion element + -metry
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
Word Origin and History for stoichiometry
1807, from Greek stoikheion "element" + -metry. Related: Stoichiometric.
Online Etymology Dictionary, © 2010 Douglas Harper
- Calculation of the quantities of reactants and products in a chemical reaction.
- The quantitative relationship between reactants and products in a chemical reaction.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.