noun
an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity
• Syn: ↑Mount Saint Helens, ↑Mount St. Helens
• Instance Hypernyms: ↑volcano
• Part Holonyms: ↑Cascades, ↑Cascade Range, ↑Cascade Mountains, ↑Washington, ↑Evergreen State, ↑WA
Useful english dictionary. 2012.