Earthquake Definition

ûrthkwāk
earthquakes
noun
earthquakes
A shaking or trembling of the crust of the earth, caused by underground volcanic forces or by breaking and shifting of rock beneath the surface.
Webster's New World
A seismometer is used to record and measure the strength of an earthquake.
YourDictionary
The Mercalli scale is used to measure the earthquake. Anything seven or above is considered extremely dangerous.
YourDictionary
Earthquakes usually occur along fault lines, or cracks that occur within the Earth’s crust.
YourDictionary
Japan, New Zealand, Alaska are all located on one side of a horseshoe-shaped fault line called the "Ring of Fire" that circles the Pacific Ocean and is responsible for frequent earthquakes and frequently erupting volcanos.
YourDictionary
Advertisement

Other Word Forms of Earthquake

Noun

Singular:
earthquake
Plural:
earthquakes

Origin of Earthquake

  • Middle English ertheqwake, corresponding to earth +‎ quake.

    From Wiktionary

Advertisement

Find Similar Words

Find similar words to earthquake using the buttons below.

Words Starting With

Words Ending With

Unscrambles

earthquake