Ephedra

//ˈɛfɪdɹə// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any plant of the genus Ephedra of gymnosperm shrubs. countable, uncountable
  2. 2
    jointed and nearly leafless desert shrub having reduced scalelike leaves and reddish fleshy seeds wordnet
  3. 3
    A stimulant derived from the plant Ephedra sinica used in traditional Chinese herbal medicine and in over-the-counter weight-loss aids. countable, uncountable

    "Consider ephedra, an herbal stimulant that gained popularity as a weight-loss supplement in the 1990s — until hundreds of people reported ephedra-related problems including heart attacks, seizures and even deaths."

Example

More examples

"Consider ephedra, an herbal stimulant that gained popularity as a weight-loss supplement in the 1990s — until hundreds of people reported ephedra-related problems including heart attacks, seizures and even deaths."

Etymology

From Ancient Greek ἐφέδρα (ephédra, “sitting upon”), from ἐπί (epí, “upon”) + ἕδρα (hédra, “seat”).

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.