treasure house

English

Alternative forms

• treasurehouse

Etymology

From Middle English tresour-hous, equivalent to treasure +‎ house.

Noun

treasure house (plural treasure houses)

1. A treasury.
2. A building where valuable things are stored.
   • 1944 November and December, A Former Pupil, “Some Memories of Crewe Works—II”, in Railway Magazine, page 341:

     Much of this work of renewal or maintenance, found its way into the works via the outdoor department, and constituted a veritable treasure house of experience in all classes of plant and machinery.