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(Chemistry) chem another name for ring118
three or more atoms linked together to form a ring or cycle.
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|Noun||1.||closed chain - (chemistry) a chain of atoms in a molecule that forms a closed loop|
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
heterocyclic ring, heterocycle - a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon
open chain - a chain of atoms in a molecule whose ends are not joined to form a ring