Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A bitter yellow crystalline compound obtained from certain aloes and having laxative properties. Its use in laxatives was banned in the United States in 2002.

from The Century Dictionary.

  • noun A crystalline bitter principle obtained from aloes in pale-yellow prismatic needles, grouped in stars.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Chem.) A bitter purgative principle in aloes.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun pharmacology A glycoside derivative of anthracene, found in aloe, that is used as a laxative.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

alo(e) + -in.

Examples

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