Assertion: polymer | /r/HasProperty | substance
Facets:
Source sentences:
text: A polymer is a substance composed of macromolecules.
text: A polymer ( ; Greek poly-, "many" + -mer, "part") is a substance or material consisting of very large molecules, or macromolecules, composed of many repeated subunits.
text: A polymer is a substance made of many repeating units.
text: Polyamide, any polymer (substance composed of long, multiple-unit molecules) in which the repeating units in the molecular chain are linked together by amide groups.