mt. st. helens

Thân thiện

A family hikes on a trail with Mt. St. Helens in the distance.

Definition

Proper noun: - An active stratovolcano: A specific, named volcano located in the Cascade Range of the Pacific Northwest, United States. It is famous for its catastrophic and scientifically significant eruption in the late 20th century.

Usage Examples

• Proper noun:
  • The 1980 eruption of Mt. St. Helens dramatically changed the landscape.
  • Scientists closely monitor Mt. St. Helens for seismic activity.
  • We could see the plume of steam rising from the crater of Mt. St. Helens.

Advanced Usage

• "the Mt. St. Helens eruption": Used to specifically refer to the major volcanic event of May 18, 1980.

  • The Mt. St. Helens eruption was the deadliest and most economically destructive volcanic event in U.S. history.

• "Mt. St. Helens National Volcanic Monument": Refers to the protected area established around the volcano after the eruption for research, recreation, and education.

  • The visitor center at the Mt. St. Helens National Volcanic Monument explains the geology of the event.

Variants and Related Words

• Mount Saint Helens: A less common but equally correct full spelling of the volcano's name.
• St. Helens: An informal, shortened reference sometimes used in context.
• The volcano: When the context is clear, it may be referred to generically.

Synonyms

• Volcano: A general term for a vent in the earth's crust through which lava, ash, and gases are expelled. (Mt. St. Helens is a specific instance of a volcano.)
• Stratovolcano: A type of volcano built up by many layers of hardened lava and ash. (This describes the geological classification of Mt. St. Helens.)

Related Phrases

• To erupt like Mt. St. Helens: An idiomatic expression used to describe something happening with sudden, violent, and catastrophic force.

  • The political scandal erupted like Mt. St. Helens, shocking the entire nation.

• Blown top (like Mt. St. Helens): An informal idiom meaning to lose one's temper violently or for a catastrophic event to occur.

  • When he saw the mistake, he blew his top like Mt. St. Helens.

Học thuật

Noun

1. an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity

Từ đồng nghĩa

• Mount Saint Helens
• Mount St. Helens
• Mt. St. Helens