apparatus
n. C / Un. the set of tools, machines, or equipment you need for a specific job or scientific experiment. It can also mean the complex system of an organization or government.
n. the technical equipment or machinery needed for a particular activity or purpose; also used to describe the complex structure of an organization or system.
The laboratory has all the necessary apparatus for the experiment.
Firefighters checked their breathing apparatus before entering the smoke-filled building to ensure their safety.
The state's bureaucratic apparatus proved too slow to respond to the sudden economic shift, highlighting the need for more agile administrative structures.
Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Proto-Indo-European *perh₃-der. Latin parō Latin apparō Proto-Indo-European *-tus Proto-Italic *-tus Latin -tus Latin apparātuslbor. English apparatus Learned borrowing from Latin apparātus. Doublet of apparat.