noun
: an open chain of atoms having no side chains (as the sequence of carbon atoms in normal butane CH 3 −CH 2 −CH 2 −CH 3 ) — opposed to branched chain
noun
: an open chain of atoms having no side chains (as the sequence of carbon atoms in normal butane CH 3 −CH 2 −CH 2 −CH 3 ) — opposed to branched chain
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012