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conservation of mass

Definition of CONSERVATION OF MASS

:  a principle in classical physics: the total mass of any isolated material system is neither increased nor diminished by reactions between the parts —called also conservation of matter

First Known Use of CONSERVATION OF MASS

1884

conservation of mass

noun    (Medical Dictionary)

Medical Definition of CONSERVATION OF MASS

:  a principle in classical physics: the total mass of any material system is neither increased nor diminished by reactions between the parts—called also conservation of matter, law of conservation of matter

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