microcrith

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• Microcrith — Mi cro*crith , n. [Micro + crith.] (Chem.) The weight of the half hydrogen molecule, or of the hydrogen atom, at one time taken as the standard in comparing the atomic weights of the elements; thus, an atom of oxygen weighs sixteen microcriths.… …   The Collaborative International Dictionary of English

• Dalton — Microcrith Mi cro*crith , n. [Micro + crith.] (Chem.) The weight of the half hydrogen molecule, or of the hydrogen atom, at one time taken as the standard in comparing the atomic weights of the elements; thus, an atom of oxygen weighs sixteen… …   The Collaborative International Dictionary of English