quasi-single-strand polymer

https://doi.org/10.1351/goldbook.Q05002
A regular @L03556@ that can be described by a preferred @C01286@ in which only one terminal @C01281@ subunit is connected through a single atom to the other identical constitutional repeating units or to an end group.
Source:
Purple Book, 1st ed., p. 110 [Terms] [Book]