a.
. (Chem.) a symbolic representation of the structure of one molecule of a chemical compound, showing the attachments of the atoms to each other, and representing their arrangement in space; the spatial representation is symbolic and approximate, and it may or may not depict the stereochemical relations of the bonds. Distinguished from
. (Engin. & Arch.) The shape of a member especially adapted to structural purposes, esp. in giving the greatest strength with the least material.
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