machine room
noun1
A limited-access room in a larger building dedicated to HVAC equipment and other machinery.
2
A dedicated room for computers and related data processing equipment, often having a raised floor, abundant and dedicated air conditioning, and specialized power supply and fire suppression systems.
3
A room for other types of machinery.
- The two machine rooms, one each side of the river, are housed below road level. […] There is a synchronous tie between the motors in each machine room to ensure that the span remains level during raising and lowering.1960 June 23, “New Lifting Bridge at Kings Ferry”, in Railway Magazine, page 388:
- Synonyms
- plant room, data center
- Related terms
- boiler room, engine room