ruby
B1Neutral to formal for the gemstone; technical for the programming language.
Definition
Meaning
A precious red gemstone, a variety of the mineral corundum.
The deep red color associated with the gemstone; something precious or highly valued; (in computing) a dynamic programming language.
Linguistics
Semantic Notes
Primarily refers to the gemstone. The color sense is attributive (e.g., ruby lips). The programming language name is a proper noun derived from the gemstone, reflecting its 'jewel' status among languages.
Dialectal Variation
British vs American Usage
Differences
Usage is virtually identical for the gemstone and color. The name of the programming language is capitalized ('Ruby') globally.
Connotations
Shared connotations of luxury, value, and deep red colour.
Frequency
Similar frequency in both dialects.
Vocabulary
Collocations
Grammar
Valency Patterns
[ADJ] rubyruby of [NOUN]ruby [COLOR]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[Rare] Born with a ruby spoon in one's mouth (extreme wealth)”
Usage
Context Usage
Business
In jewellery retail: 'The necklace features a central Burmese ruby.'
Academic
In geology/mineralogy: 'Rubies form in metamorphic rocks under specific conditions.'
Everyday
Describing colour or value: 'She wore a beautiful ruby dress.' or 'This old book is a real ruby.'
Technical
In software development: 'The backend is written in Ruby on Rails.'
Examples
By Part of Speech
verb
British English
- [Archaic/poetic] To make ruby-coloured. 'The setting sun rubied the western clouds.'
American English
- [Archaic/poetic] To redden like a ruby. 'His cheeks were rubied by the cold.'
adverb
British English
- [Extremely rare/not standard] No common adverbial use.
American English
- [Extremely rare/not standard] No common adverbial use.
adjective
British English
- She preferred the ruby shade of the curtain fabric.
Examples
By CEFR Level
- Her ring has a small red ruby.
- Ruby is a red colour.
- The museum displayed a famous ruby from India.
- They celebrated their 40th (ruby) wedding anniversary.
- The value of a ruby depends largely on its colour and clarity.
- The wine had a deep, ruby hue.
- Aluminum oxide impurities are what give the corundum its characteristic ruby red.
- Many start-ups opt for Ruby on Rails for its rapid development framework.
Learning
Memory Aids
Mnemonic
Think of 'Rudy' (a name) wearing a bright RED gemstone. Ruby = Red + 'uby' sounds like 'you be' precious.
Conceptual Metaphor
VALUE IS A GEM (e.g., 'a ruby of an idea' meaning a precious/brilliant idea).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid confusing with 'рубин' (which is correct) and 'рубить' (to chop). The programming language 'Ruby' is 'Руби' in Russian.
- The colour 'ruby red' is 'рубиновый', not just 'красный'.
Common Mistakes
- Misspelling as 'rubby'.
- Using 'ruby' as a general term for any red gem (e.g., garnet, spinel).
- Not capitalizing when referring to the programming language.
Practice
Quiz
In which field is the term 'Ruby' also a proper noun?
FAQ
Frequently Asked Questions
Both are corundum. Red corundum is called ruby. Corundum of any other colour (blue, yellow, pink, etc.) is called sapphire.
Primarily, yes. It can be used attributively as an adjective (ruby colour, ruby slippers). A rare/archaic verb form exists but is not in common use.
Ruby (capitalized) is a high-level, interpreted programming language known for its simplicity and productivity, created by Yukihiro 'Matz' Matsumoto.
No very common modern idioms. 'Ruby anniversary' for a 40th wedding anniversary is a standard reference. Older poetic phrases like 'ruby lips' describe deep red colour.