ruby.
A clear, deep, red variety of corundum, valued as a precious stone.
Meaning & usage
A clear, deep, red variety of corundum, valued as a precious stone.
A deep red colour.
The tincture red or gules.
A ruby hummer, a South American hummingbird, Clytolaema rubricauda.
A red bird-of-paradise, Paradisaea rubra.
The size of type between pearl and nonpareil, standardized as 5½-point.
A pronunciation guide written above or beside Chinese characters.
A red spinel.
Where this word comes from
From Middle English ruby, rube, from Old French rubi, from Medieval Latin rubīnus. Doublet of rubi and rubine. Etymology 1 sense 7 (“pronunciation guide”) is from the British 5½-point type size (etymology 1 sense 6), used for annotations in printed documents.
Of a deep, red color; ruby-red.
Where this word comes from
From Middle English ruby, rube, from Old French rubi, from Medieval Latin rubīnus. Doublet of rubi and rubine. Etymology 1 sense 7 (“pronunciation guide”) is from the British 5½-point type size (etymology 1 sense 6), used for annotations in printed documents.
To make red; to redden.
Where this word comes from
From Middle English ruby, rube, from Old French rubi, from Medieval Latin rubīnus. Doublet of rubi and rubine. Etymology 1 sense 7 (“pronunciation guide”) is from the British 5½-point type size (etymology 1 sense 6), used for annotations in printed documents.
Alternative letter-case form of Ruby (“curry”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.