Definitions

1. adjective

resembling or having the nature of a patina, especially a dull, discolored, or tarnished appearance.

“The patinous finish of the old bronze statue was a testament to its age.”

2. noun

a dull, discolored, or tarnished appearance, especially on metal.

“The patinous sheen on the surface of the old vase was a result of years of neglect.”