• synonyms


  1. Pharmacology. phenylpropanolamine.
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[fen-l-proh-puh-nol-uh-meen, -min]
noun Pharmacology.
  1. a substance, C9H13NO, related to ephedrine and amphetamine, available in various popular nonprescription diet aids as an appetite suppressant.
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Origin of phenylpropanolamine

First recorded in 1945–50; phenyl + propane + -ol1 + -amine
Also called PPA
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ppa

Historical Examples

  • Ppa is a true Zui word, signifying "elder brother," as distinguished from s-e, "younger brother."

    Original Narratives of Early American History

    Vaca and Others

ppa in Medicine


(fĕn′əl-prō′pə-nŏlə-mēn′, fē′nəl-)
  1. An adrenergic drug that acts as a vasoconstrictor and is used as a nasal decongestant, a bronchodilator, an appetite suppressant, and a mild stimulant.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.