Definition of St. Helens, Mount in English:

St. Helens, Mount

Syllabification: St. Hel·ens, Mount
  • An active volcano in southwestern Washington, in the Cascade Range, that rises to 8,312 feet (2,560 m). A dramatic eruption in May 1980 reduced its height by more than a thousand feet and spread volcanic ash and debris over a vast area. In late 2004, a massive extrusion of lava had geologists monitoring the possibility of another explosive eruption.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively