-ə(r) noun
( -s )
1. : one that cements or makes cement
2.
a. : gluer
b. : a shipworker who applies cement on ships' bottoms, in crevices, or in any joints to make them watertight
c. : cement finisher
d. : one who directs and assists workers in cementing the space between the sidewalls and steel casings of an oil or gas well to provide protection and control for underground operations
e. : a vulcanizer of breaks and holes in pneumatic tires — called also patcher
f. : a repairer of broken concrete structural parts and equipment — called also cement mason