Noun Definition
mount st. helens
1.Definition: an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity
Related Noun(s):mount saint helens, mt. st. helens
Category: Places1.Definition: an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity
Related Noun(s):mount saint helens, mt. st. helens
Category: Places