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ephedra

[ ih-fed-ruh, ef-i-druh ]
/ ɪˈfɛd rə, ˈɛf ɪ drə /
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noun

any of various plants of the genus Ephedra, growing in dry regions and having branching stems with dry scalelike leaves.

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Origin of ephedra

<New Latin (Linnaeus) <Greek ephédra the horsetail plant, literally, sitting (upon a place), equivalent to ep-ep- + hédra seat, sitting (see cathedra)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for ephedra

ephedra
/ (ɪˈfɛdrə) /

noun

any gymnosperm shrub of the genus Ephedra, of warm regions of America and Eurasia: the source of ephedrine: family Ephedraceae, phylum Gnetophyta

Word Origin for ephedra

C18: New Latin, from Latin, from Greek ephedros a sitting upon, from epi- + hedra seat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for ephedra

ephedra
[ ĭ-fĕdrə, ĕfĭ-drə ]

n.

Any of various mostly shrubby gymnosperms of the genus Ephedra, some of which (especially E. sinica) are used as a source of ephedrine.
A stimulant derived from a plant of this genus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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