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Definition of ruby

ruby

/ˈruːbi/
ru · by
Plural:rubies
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ruby Lexical Profile

ruby Game Scores & Validity

• noun

1

A precious stone consisting of a red, transparent variety of corundum, highly valued as a gem.

Example

"She wore an elegant necklace set with diamonds and a large central ruby."

2

A deep, vivid red color.

Example

"As the sun set, the sky faded into a brilliant shade of ruby."

Synonyms
View all synonyms for ruby

• adjective

1

Having a deep, vivid red color resembling the gemstone.

Example

"He poured a glass of ruby wine from the crystal decanter."

Synonyms
View all synonyms for ruby

• Rhymes for ruby

• Nearby Words

rubia
rubicon
rubus
ruby
ruby falls
ruby shark
ruby-throated hummingbird

Word Origin & Etymology

From Old French 'rubi', derived from Medieval Latin 'rubinus lapis' meaning 'red stone', which originates from the Latin 'ruber' meaning 'red'.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Ruby. In Wordmom Dictionary. Retrieved Oct 19, 2026, from https://wordmom.com/dictionary/ruby
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