Richter scale

Richter scale
a) A logarithmic scale used to express the energy released by an earthquake, each increase of 1 representing a 32-fold increase in energy.

The students also faced and experienced earthquakes at various Richter scales.

b) A value on the Richter scale

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  • Richter scale — ☆ Richter scale [rik′tər ] n. [devised by C. Richter (1900 85), U.S. seismologist] a logarithmic scale for indicating the magnitude of earthquakes using data from a seismograph: each step represents a magnitude that is about 10 times greater than …   English World dictionary

  • Richter scale — ► NOUN ▪ a logarithmic scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations. ORIGIN named after the American geologist Charles F. Richter (1900 85) …   English terms dictionary

  • Richter scale — 1938, devised by U.S. seismologist Charles Francis Richter (1900 1985) …   Etymology dictionary

  • Richter scale — a scale, ranging from 1 to 10, for indicating the intensity of an earthquake. [1935 40; after Charles F. Richter (1900 85), U.S. seismologist] * * * Widely used measure of the magnitude of an earthquake, introduced in 1935 by U.S. seismologists… …   Universalium

  • Richter scale —  for the standard measure of earthquake magnitudes. It is named for Charles Richter (1900–1985) of the California Institute of Technology, who invented it in the 1930s. The scale increases at a rate that is exponential rather than linear, making… …   Bryson’s dictionary for writers and editors

  • Richter scale —    for the standard measure of earthquake magnitudes. It is named for Charles Richter of the California Institute of Technology, who invented it in the 1930s. The scale increases at a rate that is exponential rather than linear, making each level …   Dictionary of troublesome word

  • Richter scale — Rich|ter scale [ˈrıktə ˌskeıl, ˈrıx US tər ] n the Richter scale a system of numbers used for measuring how powerful an ↑earthquake is ▪ a severe earthquake measuring 7.2 on the Richter scale …   Dictionary of contemporary English

  • Richter scale — [[t]rɪ̱ktə(r) skeɪl[/t]] N SING: the N The Richter scale is a scale which is used for measuring how severe an earthquake is. An earthquake measuring 6.1 on the Richter Scale struck California yesterday …   English dictionary

  • Richter scale, the — 2 UK [ˈrɪktə(r) ˌskeɪl] US [ˈrɪktər ˌskeɪl] noun a way of measuring the strength of an earthquake The area suffered a major earthquake, measuring 7.5 on the Richter Scale. http://www.macmillandictionary.com/med2cd/weblinks/richter scale the.htm… …   Useful english dictionary

  • Richter Scale Sprint Handicap — The Richter Scale Breeders Cup Sprint Championship Handicap is a race for Thoroughbred horses run at Gulfstream Park each year. A Grade II event, it is open to horses, age four and up, willing to race seven furlongs on the dirt and offers a purse …   Wikipedia

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