irregular macromolecule
A @M03667@ the structure of which essentially comprises the repetition of more than one type of @C01288@ or a macromolecule the structure of which comprises constitutional units not all connected identically with respect to directional sense.
PAC, 1996, 68, 2287. (Glossary of basic terms in polymer science (IUPAC Recommendations 1996)) on page 2289 [Terms] [Paper]