From Longman Dictionary of Contemporary EnglishRelated topics: Occupations, Industrywelderweld‧er /ˈweldə $ -ər/ noun [countable]BOTIsomeone whose job is to weldmetal in a factoryExamples from the Corpuswelder• She moved to Portland, Ore., where she worked several jobs until later working as a welder at the shipyards.• An official at Zaporizha's regionalcouncil said one welder was burned to death immediately.• Are you a competentcarpenter, plumber, welder, mechanic?• Enter the local media; exit the welder with the blowtorch.• At four-fifteen the welderssecured and washed their hands.• The pressure on the welders would have involved a very high rejectionrate - a problem overcome by robot welding.