From Longman Dictionary of Contemporary Englishstorehousestore‧house /ˈstɔːhaʊs $ ˈstɔːr-/ noun [countable] 1 → storehouse of information/memories etc2 old-fashionedKEEP/CONTINUE TO HAVE a building where things are stored SYN warehouse
Examples from the Corpus
storehouse• It was only three minutes down the road, and Jim always had a storehouse of odds and ends.• Or to put it differently, he saw in nature a storehouse of artistic forms.• He wanted to instill the habit of absorbing information; he wanted them to build up a storehouse of knowledge.• She looked around like a person hopeless of finding one small item in a huge storehouse.• Go and be a hanger-on at Henry's storehouses, and pick up what grain you can.• Our history - national and imperial - provides a wonderful storehouse of film drama.