- Richter scale
- a logarithmic scale measuring earthquake intensity. See magnitude2.
Dictionary of units of measurement. 2015.
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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 — noun 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) … Wiktionary
Richter scale — /ˈrɪktə skeɪl / (say riktuh skayl) noun an open ended logarithmic scale used to express the magnitude or total energy of a seismic disturbance (as an earthquake). In this scale an increase of 1 indicates a tenfold increase in energy. Recorded… … Australian English dictionary
Richter scale — Rich′ter scale n. gel a logarithmic scale for expressing the magnitude of an earthquake, a measurement under 5 considered minor and over 7 indicating major destruction • Etymology: 1935–40; after Charles F. Richter (1900–85), U.S. seismologist … From formal English to slang