Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun ruby

3 senses of ruby

Sense 1
ruby -- (a transparent piece of ruby that has been cut and polished and is valued as a precious gem)
       => jewel, gem, precious stone -- (a precious or semiprecious stone incorporated into a piece of jewelry)

Sense 2
ruby -- (a transparent deep red variety of corundum; used as a gemstone and in lasers)
       => transparent gem -- (a gemstone having the property of transmitting light without serious diffusion)
       => corundom, corundum -- (very hard mineral used as an abrasive)

Sense 3
crimson, ruby, deep red -- (a deep and vivid red color)
       => red, redness -- (red color or pigment; the chromatic color resembling the hue of blood)

Antonyms of adj ruby

1 sense of ruby

Sense 1
red, reddish, ruddy, blood-red, carmine, cerise, cherry, cherry-red, crimson, ruby, ruby-red, scarlet -- (of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies)

INDIRECT (VIA chromatic) -> achromatic, neutral -- (having no hue; "neutral colors like black or white")

Similarity of adj ruby

1 sense of ruby

Sense 1
red, reddish, ruddy, blood-red, carmine, cerise, cherry, cherry-red, crimson, ruby, ruby-red, scarlet -- (of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies)
       => chromatic (vs. achromatic) -- (being or having or characterized by hue)