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Synonyms

Ruby

1 American  
[roo-bee] / ˈru bi /

noun

  1. a female given name.


ruby 2 American  
[roo-bee] / ˈru bi /

noun

plural

rubies
  1. a red variety of corundum, used as a gem.

  2. something made of this stone or one of its imitations, as a bearing in a watch.

  3. a deep-red port wine.

  4. deep red; carmine.

  5. Digital Technology. Ruby, an open-source, high-level programming language that is purely object-oriented.

  6. British Printing. a 5½-point type, nearly corresponding in size to American agate.


adjective

  1. ruby-colored.

    ruby lips.

  2. containing or set or adorned with a ruby or rubies.

    a ruby necklace.

ruby British  
/ ˈruːbɪ /

noun

  1. a deep red transparent precious variety of corundum: occurs naturally in Myanmar and Sri Lanka but is also synthesized. It is used as a gemstone, in lasers, and for bearings and rollers in watchmaking. Formula: Al 2 O 3

    1. the deep-red colour of a ruby

    2. ( as adjective )

      ruby lips

    1. something resembling, made of, or containing a ruby

    2. ( as modifier )

      ruby necklace

  2. (modifier) denoting a fortieth anniversary

    our ruby wedding

  3. (formerly) a size of printer's type approximately equal to 5 1/ 2 point

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ruby Scientific  
/ ro̅o̅bē /
  1. A deep-red, translucent variety of the mineral corundum, containing small amounts of chromium and valued as a gem.

  2. Compare sapphire


Usage

What does ruby mean? A ruby is a transparent red gemstone. Rubies are one of the most well-known gemstones, along with diamonds, emeralds, and sapphires.They are classified as precious gems, meaning that they have a high commercial value. Rubies are quite rare and are considered one of the most valuable gems. Besides diamond, ruby is one of the hardest known natural substances.The ruby is the traditional birthstone for the month of July. It is associated with the zodiac signs Capricorn and Leo.The word ruby is also used to refer to a jewel-toned red color or describe things that are that color. The word is often used in the term ruby red, as in Look at that ruby red sports car! The word ruby is sometimes used to describe a 40-year anniversary, as in It’s my parents’ ruby anniversary this year—I can’t believe they’ve been married for 40 years!Ruby is also a given name, traditionally a female one.It’s also the name of a programming language.Example: The ring features a large ruby surrounded by diamonds. 

Other Word Forms

  • ruby-like adjective
  • rubylike adjective

Etymology

Origin of ruby

First recorded in 1300–50; Middle English noun rubi from Old French, from Old Provençal robi(n) , from Medieval Latin rubīnus (lapis) “red (stone),” derivative of Latin ruber, rubeus red 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Looking up, he saw Tiamat wheeling through the sky, looking like a string of rubies in the sunshine.

From Literature

But the ruby laser ranger wasn’t his to give out.

From Literature

Her riding clothes were blue, shot through with ruby-colored silk, and she wore rubies on bracelets all the way up her arms and in studs in her ears.

From Literature

Bars and rings trade at a premium to the world price at gold and jewellery shops across the country, where bullion emblazoned with dragons is sold alongside ornate goldware inlaid with pearls and rubies.

From Barron's

We crisscrossed our paths as we circled the viewing cases, our eyes dancing over the gold and silver, the pearls and rubies and sapphires.

From Literature