Definition of Richter scale in English:
A numerical scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations. The more destructive earthquakes typically have magnitudes between about 5.5 and 8.9; the scale is logarithmic and a difference of one represents an approximate thirtyfold difference in magnitude.
- Each unit on the Richter scale represents a thirty-fold increase of energy.
- Seismographs and the Richter scale are just one type of graph that scientists use to measure the world.
- Nine on the Richter scale indicates an earthquake of absolutely awesome destructive power.
1930s: named after Charles F. Richter (1900–85), American geologist.
Definition of Richter scale in:
- British & World English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Malaysia
Most popular in Pakistan