treasure house

Noun

treasure house (plural treasure houses)

1. A treasury.
2. A building where valuable things are stored.
3. (figuratively) A collection of (usually intangible) valuable things.
   • 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.1944 November and December, A Former Pupil, “Some Memories of Crewe Works—II”, in Railway Magazine, page 341
   • Our investigation of the vast treasure house of Jewish sacred texts reveals how Judaism's varied and diverse conceptions of an individual afterlife experience developed progressively, from the sixth century B.C.E. onward.1994, Simcha Paull Raphael, Jewish Views of the Afterlife, page 357