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First coined 1605, from chemist +‎ -ry. From chemist, chymist, from Latin alchimista, from Arabic ?(al-k?miy), from article (al-) + Ancient Greek (khumeía, "art of alloying metals"), from ? (khúma, "fluid"), from (khumós, "juice"), from (khé?, "I pour").


  • enPR: k?m'?str?, IPA(key): /'k?m.?.st?i/
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chemistry (countable and uncountable, plural chemistries)

  1. (uncountable) The branch of natural science that deals with the composition and constitution of substances and the changes that they undergo as a consequence of alterations in the constitution of their molecules.
  2. (countable) An application of chemical theory and method to a particular substance.
    the chemistry of iron
    the chemistry of indigo
  3. (informal) The mutual attraction between two people; rapport.

Usage notes

  • Historical note: This word and its derivatives were formerly spelled chy- or sometimes chi- (i.e., chymistry, chymist, chymical, etc., or chimistry, chimist, chimical, etc.) with pronunciation depending on the spelling.


Derived terms

Related terms


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.

Derived terms

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