ruby definition by Webster's New World
- a clear, deep-red variety of corundum, valued as a precious stone
- something made of this stone, as a watch bearing
- deep red
- something having this color
Origin: Middle English ; from Old French rubi, ultimately ; from Classical Latin rubeus, reddish; akin to ruber, red
Origin: see ruby
ruby definition by American Heritage Dictionary
noun pl. ru·bies
- A deep red, translucent variety of the mineral corundum, highly valued as a precious stone.
- Something, such as a watch bearing, that is made from a ruby.
- A dark or deep red to deep purplish red.
Origin: Middle English, from Old French rubi, from Medieval Latin rubīnus (lapis), red (stone), ruby, from Latin rubeus, red; see reudh- in Indo-European roots.
ruby - Computer Definition
An interpreted, object-oriented programming language that is somewhat similar to Perl in syntax. Everything in Ruby, including primitive elements, are objects. Ruby programs and libraries are distributed in Ruby's "gem" format using the RubyGems package manager. JRuby is a Ruby implementation written in Java, eRuby is an embedded version, and Ruby on Rails (RoR) is an open source Web application framework based on Ruby. Rubies and Pearls Written by Yukihiro Matsumoto and introduced in 1995, Ruby was named after the July birthstone that followed the Pearl birthstone of June. The design goal for Ruby was to create a language that was more intuitive for the programmer than previous languages. For more information, visit www.ruby-lang.org.
ruby - Science Definition