- nounpoisonous crystalline alkaloid occurring with ephedrine and isomorphic with it• Hypernyms: ↑alkaloid
* * *\\|sü(ˌ)dō+\ nounEtymology: pseud- + ephedrine: a poisonous crystalline alkaloid C10H15NO occurring with ephedrine and isomeric with it
* * */sooh'doh i fed"rin, -ef"i dreen', -drin/, n. Pharm.a dextrorotatory, isomeric compound, C10H15NO, used as a nasal decongestant.[PSEUDO- + EPHEDRINE]
* * *pseudoephedrine /-efˈi-drēn or -i-fedˈrin/ noun (chem)A naturally occurring isomer of ephedrine, used in the form of its hydrochloride as a bronchodilator• • •Main Entry: ↑pseud-
Useful english dictionary. 2012.