an assemblage of machines or mechanical apparatuses

the machinery of a factory.

the parts of a machine, collectively

the machinery of a watch.

a group of people or a system by which action is maintained or by which some result is obtained

the machinery of government.

a group of contrivances for producing stage effects.

the group or aggregate of literary machines, esp. those of supernatural agency (epic machinery) in an epic poem.

noun

accouterment , agency , agent , apparatus , appliance , channel , contraption , contrivance , engine , equipment , gadget , gear , habiliments , implement , instrument , materiel , means , mechanism , medium , method , motor , organ , outfit , paraphernalia , shifts , structure , system , tackle , tool , utensil , vehicle , works