D defs.my
Entry 7 senses · 3 variants Webster, 1913

Ruby

/ro͞ob'-ē/ · Ru·by · IPA /ˈɹuː.bi/
01 n. A precious stone of a carmine red color, sometimes verging to violet, or intermediate between carmine and hyacinth red. It is a red crysta…
pl. Rubies ((#))
  1. 1.
    A precious stone of a carmine red color, sometimes verging to violet, or intermediate between carmine and hyacinth red. It is a red crystallized variety of corundum.(Min.)
    “Of rubies, sapphires, and pearles white.” Chaucer.
  2. 2.
    The color of a ruby; carmine red; a red tint.
    “The natural ruby of your cheeks.” Shak.
  3. 3.
    That which has the color of the ruby, as red wine. Hence, a red blain or carbuncle.
  4. 4.
    See Agate, n., 2.(Print.) [Eng.] See: Agate
  5. 5.
    Any species of South American humming birds of the genus Clytolaema. The males have a ruby-colored throat or breast.(Zool.)
Phrases & compounds
Ruby of arsenic — a glassy substance of a red color and a variable composition, but always consisting chiefly of the disulphide of arsenic; -- called also ruby sulphur.
Ruby of zinc — zinc sulphide; the mineral zinc blende or sphalerite.
Ruby silver — red silver. See under Red.
02 a. Ruby-colored; red; as, ruby lips.
  1. 1.
    Ruby-colored; red; as, ruby lips.
03 v. t. To make red; to redden.
imp. & p. p. Rubied; p. pr. & vb. n. Rubying
  1. 1.
    To make red; to redden.[R.]