Definition of St Helens, Mount in English:

Share this entry

St Helens, Mount

An active volcano in SW Washington, in the Cascade Range, rising to 2,560 m (8,312 ft). A dramatic eruption in May 1980 reduced its height by several hundred metres and spread volcanic ash and debris over a large area.
Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.