sanguine.
Having the colour of blood; blood red.
Meaning & usage
Having the colour of blood; blood red.
Having a bodily constitution characterised by a preponderance of blood over the other bodily humours, thought to be marked by irresponsible mirth; indulgent in pleasure to the exclusion of important matters.
Characterized by abundance and active circulation of blood.
a sanguine bodily temperament
Warm; ardent.
a sanguine temper
Anticipating the best; optimistic; confident; full of hope.
I'm sanguine about the eventual success of the project.
Full of blood; bloody.
Bloodthirsty.
Where this word comes from
From Middle English sanguine, from Old French sanguin, ultimately from Latin sanguineus (“of blood”), from sanguis (“blood”) (of uncertain origin, but probably from Proto-Indo-European *h₁sh₂-én-, from *h₁ésh₂r̥ (“blood”), with an obscure suffix such as *-ǵʰ- (related to body parts)) + -inus + -eus. The obsolete medical sense is in reference to the humour (blood) which ancient Hippocratic and later Galenic medicine associated with cheerfulness, optimism, confidence, liveliness, and spiritedness. Doublet of sanguineous.
Blood colour; red.
Anything of a blood-red colour, as cloth.
A tincture, seldom used, of a blood-red colour (not to be confused with murrey).
Bloodstone.
Red crayon.
Where this word comes from
From Middle English sanguine, from Old French sanguin, ultimately from Latin sanguineus (“of blood”), from sanguis (“blood”) (of uncertain origin, but probably from Proto-Indo-European *h₁sh₂-én-, from *h₁ésh₂r̥ (“blood”), with an obscure suffix such as *-ǵʰ- (related to body parts)) + -inus + -eus. The obsolete medical sense is in reference to the humour (blood) which ancient Hippocratic and later Galenic medicine associated with cheerfulness, optimism, confidence, liveliness, and spiritedness. Doublet of sanguineous.
To stain with blood; to impart the colour of blood to; to ensanguine.
Where this word comes from
From Middle English sanguine, from Old French sanguin, ultimately from Latin sanguineus (“of blood”), from sanguis (“blood”) (of uncertain origin, but probably from Proto-Indo-European *h₁sh₂-én-, from *h₁ésh₂r̥ (“blood”), with an obscure suffix such as *-ǵʰ- (related to body parts)) + -inus + -eus. The obsolete medical sense is in reference to the humour (blood) which ancient Hippocratic and later Galenic medicine associated with cheerfulness, optimism, confidence, liveliness, and spiritedness. Doublet of sanguineous.
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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.