Definition of ruby in English:


Line breaks: ruby
Pronunciation: /ˈruːbi

noun (plural rubies)

1A precious stone consisting of corundum in colour varieties varying from deep crimson or purple to pale rose: a necklace of rubies [as modifier]: a ruby eternity ring
More example sentences
  • Her collection is not much but it includes mica, aquamarine, tourmaline, rubies and rose quartz.
  • And don't miss Ratnapura, where you can not only buy sapphires, rubies, moonstones, aquamarines and the rest, but you can also see where they are mined.
  • Gemstones such as diamonds, emeralds, rubies and sapphires are rarely drilled to make beads as this detracts from their worth.
1.1 [mass noun] An intense purplish-red colour: [as modifier]: the rich ruby liquid [in combination]: this wine has a youthful ruby-red colour
More example sentences
  • Susan likes to cook, so the kitchen is a focal point in the house, with a warm colour scheme of Burmese ruby combined with honey cream to offset the minimalism.
  • After tasting their wine, a smooth, dark ruby Bordeaux blend with a rich berry flavor, I'm convinced they're well on their way.
  • My mum bought me my very own pair of ruby slippers when I was 12 and she used to plait my hair just like Dorothy!
2 [mass noun] Printing An old type size equal to 5 1/2 points.


Middle English: from Old French rubi, from medieval Latin rubinus, from the base of Latin rubeus 'red'.

Definition of ruby in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day oleaginous
Pronunciation: ˌəʊlɪˈadʒɪnəs
rich in, covered with, or producing oil; oily