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单词 ephedra
释义

WordReference Random House Unabridged Dictionary of American English © 2024
e•phed•ra  (i fed′rə, ef′i drə),USA pronunciation n. 
  1. Plant Biologyany of various plants of the genus Ephedra, growing in dry regions and having branching stems with dry scalelike leaves.
  • Greek ephédra the horsetail plant, literally, sitting (upon a place), equivalent. to ep- ep- + hédra seat, sitting (see cathedra)
  • Neo-Latin (Linnaeus)

Collins Concise English Dictionary © HarperCollins Publishers::
ephedra /ɪˈfɛdrə/ n
  1. any gymnosperm shrub of the genus Ephedra, of warm regions of America and Eurasia: the source of ephedrine: family Ephedraceae, phylum Gnetophyta
Etymology: 18th Century: New Latin, from Latin, from Greek ephedros a sitting upon, from epi- + hedra seat
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更新时间：2025/7/23 13:49:30