- machinist, mechanic, shop mechanic - a craftsman skilled in operating machine tools
--1 is a kind of physics, physical science, natural philosophy; craftsman, artisan, journeyman, artificer; physics, physical science, natural philosophy; craftsman, artisan, journeyman, artificer
--1 has particulars:classical mechanics, Newtonian mechanics; fluid mechanics, hydraulics; pneumatics; statics; dynamics, kinetics; kinematics; aeromechanics, aerodynamics - automobile mechanic, auto-mechanic, car-mechanic, mechanic, grease monkey - someone whose occupation is repairing and maintaining automobiles
--2 is a kind of performance, execution, carrying out, carrying into action; repairman, repairer, maintenance man, service man, fixer; performance, execution, carrying out, carrying into action; repairman, repairer, maintenance man, service man, fixer