machine room vs storehouse

machine room

noun
  • A limited-access room in a larger building dedicated to HVAC equipment and other machinery. 

  • 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. 

storehouse

noun
  • A building for keeping goods of any kind, especially provisions. 

  • A single location or resource where a large quantity of something can be found. 

verb
  • To lay up in store. 

How often have the words machine room and storehouse occurred in a corpus of books? (source: Google Ngram Viewer )