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chemistry

noun
KEM-i-stree/ˈkɛm.ɪ.stɹi/

Pluralchemistries (some meanings)

4 meanings of chemistry

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  1. 1
    the sciencenoununcountable
    The science that studies what things are made of and how they change.

    Like a guide that explains what everything around you is made of and why it changes.

    She loves chemistry because she gets to mix different liquids in the lab.

    We learn about atoms and gases in our chemistry class.

    UsageSay I study chemistry or a chemistry class.

  2. 2
    attractionnouncolloquialcountable or uncountable
    A strong feeling of attraction or connection between two people.

    Like two magnets that pull toward each other without even trying.

    The two actors had great chemistry on screen.

    There was instant chemistry between them at the party.

    UsageSay there is chemistry between them.

    Similarrapport, connection, spark, attraction

    Note
  3. 3
    nouncountable or uncountable
    What a particular thing is made of chemically and how it reacts.

    Like the mix of ingredients inside a plant, a pond, or your own body.

    Pollution can change the chemistry of a river and harm the fish.

    The body's chemistry shifts when you exercise hard.

    UsageSay the chemistry of the ocean.

    Similarcomposition, makeup, constitution

    Note
  4. 4
    blood testnouncolloquialcountable
    A blood test that checks the levels of things like sugar and salts in your blood.

    The doctor ordered chemistries to check his blood sugar and kidneys.

    Her chemistry came back normal after the test.

    Note

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Origin

First used in 1605, made from "chemist" plus "-ry". The word "chemist" goes back through Latin and Arabic to a Greek word for the art of mixing metals.

Checked 31 Oct 2026 · 3 facts