apparatus plural
ap·pa·rat·us
The plural form of apparatus is apparatuses
A aDefinitions
- noun plural apparatus a group or combination of instruments, machinery, tools, materials, etc., having a particular function or intended for a specific use: Our town has excellent fire-fighting apparatus. 1
- noun plural apparatus any complex instrument or mechanism for a particular purpose. 1
- noun plural apparatus any system or systematic organization of activities, functions, processes, etc., directed toward a specific goal: the apparatus of government; espionage apparatus. 1
- noun plural apparatus Physiology. a group of structurally different organs working together in the performance of a particular function: the digestive apparatus. 1