WordReference Random House Unabridged Dictionary of American English © 2025
treas′ure house′,
- a building, room, or chamber used as a storage place for valuables;
treasury. - a place or source where things of value or worth may be found:Books are the treasure house of ideas.
- late Middle English 1425–75
'treasure house' also found in these entries (note: many are not synonyms or translations):