Meanings
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1
noun
a valuable or interesting collection of things, especially one that has been discovered
The attic contained a trove of letters from the early years of the expedition.
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2
noun
hidden treasure whose original owner is unknown, chiefly in the phrase treasure trove
The coins were declared treasure trove after an archaeological inquiry.
Thesaurus
Etymology
Originally the second element of treasure trove, from Anglo-Norman tresor trove, "found treasure." Trove represents the past participle of Old French trover, "to find," which English speakers reinterpreted as a noun. It later came to mean any valuable collection.