单词	dalton
释义	dalton noun dal·​ton ˈdȯl-tᵊn  : atomic mass unit —used chiefly in biochemistry Word History Etymology John Dalton †1844 English chemist First Known Use circa 1928, in the meaning defined above Medical Definition dalton noun dal·​ton ˈdȯlt-ᵊn  : a unit of mass for expressing masses of atoms, molecules, or nuclear particles equal to ¹/₁₂ of the atomic mass of the most abundant carbon isotope 12C : atomic mass unit —used chiefly in biochemistry —abbreviation d Geographical Definition Dalton geographical name Dal·​ton ˈdȯl-tᵊn  city in northwestern Georgia population 33,128 Biographical Definition Dalton biographical name Dal·​ton ˈdȯl-tᵊn  John 1766–1844 English chemist and physicist
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