macromonomer molecule

https://doi.org/10.1351/goldbook.M03670
A @M03667@ that has one @E02092@ which enables it to act as a @M04019@, contributing only a single @M04018@ to a chain of the final macromolecule.
Source:
PAC, 1996, 68, 2287. (Glossary of basic terms in polymer science (IUPAC Recommendations 1996)) on page 2290 [Terms] [Paper]