n. pl. treas·ur·ies
1. A place in which treasure is kept.
a. A place in which private or public funds are received, kept, managed, and disbursed.
b. Such funds or revenues.
3. A collection of literary or artistic treasures: a treasury of English verse.
a. The department of a government in charge of the collection, management, and expenditure of the public revenue.
b. A debt security, such as a bond, issued by the US Treasury.
[Middle English tresorie, from Old French, from tresor, treasure; see TREASURE.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.