law of equivalent proportions

1 definition found

law of equivalent proportions - WordNet (r) 2.1 (2005) :

  law of equivalent proportions
      n 1: (chemistry) law stating that the proportions in which two
           elements separately combine with a third element are also
           the proportions in which they combine together [syn: law of equivalent proportions
           , law of reciprocal proportions
           ]