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Meaning of aloin in English:

aloin

Pronunciation /ˈaləʊɪn/

noun

(also aloine)
Chemistry

  • Any of several organic compounds isolated from the sap of aloes; (in later use) specifically an anthraquinone which forms bitter-tasting lemon-yellow crystals and has purgative and cathartic effects.

    Chemical name: 10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9-(10H)-anthracenone; C₂₁H₂₂O₉.

Origin

Early 19th century; earliest use found in Constantine Rafinesque (1783–1840). Originally from German Aloine from Aloe + -ine.