Standard Lemma guide

stoichiometry

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˌstɔɪ.kiˈɒm.ə.tɹi/
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

The study and calculation of quantitative (measurable) relationships of the reactants and products in chemical reactions (chemical equations).

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The quantitative relationship between the reactants and products of a specific reaction or equation.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: ratio

History

Etymology

Coined as German Stöchiometrie by Jeremias Benjamin Richter in 1792. From Ancient Greek στοιχεῖον (stoikheîon, “element”) + -metry.

Across languages

Translations

48 source translations are retained for this English entry.

  • Afrikaans: stoigiometrie — the study of the relationships of reactants and products in chemical reactions
  • Armenian: ստեխիոմետրիա (stexiometria) — the study of the relationships of reactants and products in chemical reactions
  • Asturian: estequiometría — the study of the relationships of reactants and products in chemical reactions
  • Basque: estekiometria — the study of the relationships of reactants and products in chemical reactions
  • Belarusian: стэхіяме́трыя (stexijamjétryja) — the study of the relationships of reactants and products in chemical reactions
  • Bulgarian: стехиометрия (stehiometrija) — the study of the relationships of reactants and products in chemical reactions
  • Catalan: estequiometria — the study of the relationships of reactants and products in chemical reactions
  • Chinese Mandarin: 化學計量學 /化学计量学 (huàxué jìliàngxué) — the study of the relationships of reactants and products in chemical reactions
  • Czech: stechiometrie — the study of the relationships of reactants and products in chemical reactions
  • Danish: støkiometri — the study of the relationships of reactants and products in chemical reactions
  • Dutch: stoichiometrie — the study of the relationships of reactants and products in chemical reactions
  • Esperanto: stekiometrio — the study of the relationships of reactants and products in chemical reactions
  • Finnish: stökiometria — the study of the relationships of reactants and products in chemical reactions
  • Finnish: stoikiometria — the study of the relationships of reactants and products in chemical reactions
  • French: stœchiométrie — the study of the relationships of reactants and products in chemical reactions
  • German: Stöchiometrie — the study of the relationships of reactants and products in chemical reactions
  • Greek: στοιχειομετρία (stoicheiometría) — the study of the relationships of reactants and products in chemical reactions
  • Haitian Creole: estekyometri — the study of the relationships of reactants and products in chemical reactions
  • Hebrew: סטויכיומטריה (stoykhiométriya) — the study of the relationships of reactants and products in chemical reactions
  • Hungarian: sztöchiometria — the study of the relationships of reactants and products in chemical reactions
  • Ido: stokiometrio — the study of the relationships of reactants and products in chemical reactions
  • Indonesian: stoikiometri — the study of the relationships of reactants and products in chemical reactions
  • Irish: stócaiméadracht — the study of the relationships of reactants and products in chemical reactions
  • Italian: stechiometria — the study of the relationships of reactants and products in chemical reactions
  • Japanese: 化学量論 (kagakuryōron) — the study of the relationships of reactants and products in chemical reactions
  • Kazakh: стехиометрия (stexiometriä) — the study of the relationships of reactants and products in chemical reactions
  • Kyrgyz: стехиометрия (stehiometriya) — the study of the relationships of reactants and products in chemical reactions
  • Latvian: stehiometrija — the study of the relationships of reactants and products in chemical reactions
  • Limburgish: stöchjemaetkónde — the study of the relationships of reactants and products in chemical reactions
  • Malayalam: സ്റ്റോയ്ക്യോമെട്രി (sṟṟōykyōmeṭri) — the study of the relationships of reactants and products in chemical reactions
  • Mongolian: стехиометр (stexiometr) — the study of the relationships of reactants and products in chemical reactions
  • Norwegian Bokmål: støkiometri — the study of the relationships of reactants and products in chemical reactions
  • Norwegian Nynorsk: støkiometri — the study of the relationships of reactants and products in chemical reactions
  • Persian: عنصرسنجی — the study of the relationships of reactants and products in chemical reactions
  • Persian: قیاسسنجی — the study of the relationships of reactants and products in chemical reactions
  • Polish: stechiometria — the study of the relationships of reactants and products in chemical reactions
  • Portuguese: estequiometria — the study of the relationships of reactants and products in chemical reactions
  • Romanian: stoechiometrie — the study of the relationships of reactants and products in chemical reactions
  • Russian: стехиометри́я (stexiometríja) — the study of the relationships of reactants and products in chemical reactions
  • Serbo-Croatian: стехиомѐтрија — the study of the relationships of reactants and products in chemical reactions
  • Serbo-Croatian: stehiomètrija — the study of the relationships of reactants and products in chemical reactions
  • Slovene: stehiometrija — the study of the relationships of reactants and products in chemical reactions
  • Spanish: estequiometría — the study of the relationships of reactants and products in chemical reactions
  • Swedish: stökiometri — the study of the relationships of reactants and products in chemical reactions
  • Tamil: விகிதவியல் (vikitaviyal) — the study of the relationships of reactants and products in chemical reactions
  • Thai: ปริมาณสารสัมพันธ์ (bpà-rí-maan-sǎan-sǎm-pan) — the study of the relationships of reactants and products in chemical reactions
  • Turkish: stokiyometri — the study of the relationships of reactants and products in chemical reactions
  • Ukrainian: стехіоме́трія (stexiométrija) — the study of the relationships of reactants and products in chemical reactions