Definition of chemistry noun from the Oxford Advanced Learner's Dictionary

      

    chemistry

     noun
    noun
    BrE BrE//ˈkemɪstri//
     
    ; NAmE NAmE//ˈkemɪstri//
     
    [uncountable] Subjects and courses, Romance
     
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  1. 1   the scientific study of the structure of substances, how they react when combined or in contact with one another, and how they behave under different conditions a degree in chemistry the university’s chemistry department inorganic/organic chemistry see also biochemistry Wordfinderacid, catalyst, chemistry, compound, formula, molecule, pH, react, solution, valency See related entries: Subjects and courses
  2. 2(specialist) the chemical structure and behaviour of a particular substance the chemistry of copper We do not fully understand the chemistry of genes. The patient's blood chemistry was monitored regularly.
  3. 3the relationship between two people, usually a strong sexual attraction sexual chemistry The chemistry just wasn't right. See related entries: Romance
  4. Extra examples The personal chemistry between the two stars is obvious. The personal chemistry between the two stars of the film is obvious. natural changes in body chemistry
See the Oxford Advanced American Dictionary entry: chemistry