ruby

US /ˈruː.bi/
UK /ˈruː.bi/
"ruby" picture
1.

a precious stone consisting of corundum in a red color, used as a jewel and in lasers.

:
She wore a necklace with a beautiful ruby pendant.
The ring was set with a large, sparkling ruby.
2.

a deep, vivid red color.

:
The sunset painted the sky in shades of orange and ruby.
Her lips were painted a rich ruby red.
1.

of a deep, vivid red color.

:
The wine had a beautiful ruby hue.
She chose a dress in a rich ruby shade for the party.