RICHTER SCALE


Meaning of RICHTER SCALE in English

[ 'rɪktə ]

■ noun Geology a logarithmic scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations.

Origin

1930s: named after the American geologist Charles F. Richter .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.