Occupying no volume; spec. applied to an idealized polymer chain having this property.

Having or designating a polymeric structure in which all the repeating units have the same stereochemical configuration.

Having or designating a polymer structure in which the substituent groups alternate on either side of the backbone of the molecule.

Of a polymer: having each substituent atom or group on the main polymer chain oriented in the same manner on the chain with respect to the…

Of a polymer, esp. rubber: = stereoregular, adj.