mount_saint_helens | ||
1. | [ noun ] (geography) an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity | |
Synonyms: | Mt._St._Helens Mount_St._Helens | |
Related terms: | volcano Washington Cascades | |
Similar spelling: |
Mount_St._Helens Mount_Godwin_Austen |