Definitions

1. adjective

remaining unexchanged or unused, especially in the sense of being untraded or unexchanged for something of equal value

“The antique vase remained unbartered for years, until the family finally decided to sell it.”

2. noun

something that is unbartered, especially a quality or attribute of being unexchanged or unused

“The unbartered beauty of the countryside was a major draw for tourists.”