Definitions

1. adjective

Having or resembling the color of ashes or soot; ash-gray or ash-colored.

“The caesious hue of the smoke-stained walls of the old factory stood as a testament to its long history.”

2. noun

A color resembling that of ashes or soot; ash-gray or ash-colored color.

“The caesious of the landscape added a melancholy tone to the beautiful scenery.”