0 an artificial material that is a kind of plastic, often used for making clothes, bags, tents, etc.: --
1 a polymer (= a chemical substance consisting of large molecules made from many smaller and simpler molecules) in which the polymer units are joined by esters (= substances produced by a reaction between an acid and an alcohol): --
Polyesters are another type of condensation polymer.
Polyesters can be made by reacting dicarboxylic acids with diols.
2 a cloth made from artificial substances: --
polyester pants
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
We kunnen het stap voor stap voltooien, hoe lang de weg ook is en het kan niet worden voltooid, hoe kort de weg ook is, als je niet eens je voetafdruk markeert.