law of multiple proportions

1 definition found

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

  law of multiple proportions
      n 1: (chemistry) law stating that when two elements can combine
           to form more than one compound the amounts of one of them
           that combines with a fixed amount of the other will exhibit
           a simple multiple relation [syn: law of multiple proportions
           , Dalton's law]