A curious or unusual object of art or piece of bric-a-brac.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "curio" in a sentence
"There is one good feature of this minor appendage, however, which is the inside back cover, "Archive: a curio from the vaults of The Times"."
"Andy Baio of Waxy. org shares a curio from the past — Computability, in which Steve Allen and Jayne Meadows explain the concept of home computing to the layman of 1984."
"I mean if you look at the issues that face the next papacy and you look at them from the perspective of this curio, which is very Euro-centric, most of the cardinals are European."