The Collaborative International Dictionary of English v.0.48:
glassworker \glassworker\ n. one who cuts flat glass to size. Syn: glasscutter, glazier, glazer. [WordNet 1.5]WordNet (r) 3.0 (2006):
glassworker n 1: someone who cuts flat glass to size [syn: glass cutter, glass-cutter, glassworker, glazier, glazer]