apparatus
//ˌæpəˈreɪtəs//
Noun
apparatusSingular
apparatus/apparatusesPlural
1
The technical equipment or machinery needed for a particular activity or purpose.
The laboratory is equipped with the latest scientific apparatus.
2
A complex structure within an organization or system, especially one that is bureaucratic or political.
The government apparatus was slow to respond to the crisis.
3
A group of organs in the body that work together to perform a particular function.
The respiratory apparatus includes the lungs and airways.