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Chemistry meaning

chemistry - 4 dictionary results

  1. 1. That branch of science which treats of the composition of substances, and of the changes which they undergo in consequence of alterations in the constitution of the molecules, which depend upon variations of the number, kind, or mode of arrangement, of the constituent atoms. These atoms are not assumed to be indivisible, but merely the finest grade of subdivision hitherto attained. Chemistry deals with the changes in the composition and constitution of molecules. See Atom, Molecule.
  2. 2. An application of chemical theory and method to the consideration of some particular subject; as, the chemistry of iron; the chemistry of indigo.
  3. 3. A treatise on chemistry.
  4. 4. The science which treats of the composition and properties of bodies.

chemistry - examples of usage

  1. It does not occur to such people that these matters are really more difficult to understand than chemistry, or astronomy, or geology, and that a lifetime of study is not sufficient to enable us to speak confidently about them. - "Political economy", W. Stanley Jevons.
  2. It was published some fifty years ago, and, for all I know, may be out of print, but if the reader can procure it, he will find that it is a book to be relied upon, the work of a Professor of Chemistry in the University of Edinburgh, who investigated the matter calmly with a thoroughly trained scientific mind. - "The Law and the Word", Thomas Troward.
  3. But is there going to be any chemistry when we actually see each other? - "Syndrome", Thomas Hoover.
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