Dictionary
periodic law
noun
Definition of PERIODIC LAW
: a law in chemistry: the elements when arranged in the order of their atomic numbers show a periodic variation of atomic structure and of most of their properties
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First Known Use of PERIODIC LAW
1872
Rhymes with PERIODIC LAW
Medical Dictionary
periodic law
noun
Medical Definition of PERIODIC LAW
: a law in chemistry: the elements when arranged in the order of their atomic numbers show a periodic variation of atomic structure and of most of their properties—called also Mendeleev's law
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