Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Calculation of the quantities of reactants and products in a chemical reaction.
  • noun The quantitative relationship between reactants and products in a chemical reaction.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The art or process of calculating the atomic proportions, combining weights, and other numerical relations of chemical elements and their compounds.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun uncountable, chemistry The study and calculation of quantitative (measurable) relationships of the reactants and products in chemical reactions (chemical equations).
  • noun countable, chemistry The quantitative relationship between the reactants and products of a specific reaction or equation.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun (chemistry) the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers)

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Greek stoikheion, element; see steigh- in Indo-European roots + –metry.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek στοιχεῖον (stoikheion, "element") +‎ -metry

Examples

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