\mˈɜːkɐlˌi skˈe͡ɪl], \mˈɜːkɐlˌi skˈeɪl], \m_ˈɜː_k_ɐ_l_ˌi s_k_ˈeɪ_l]\
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By Princeton University
By DataStellar Co., Ltd
Earthquake intensity's qualitative measure. Uses a linear empirical scale based on seismic phenomenon's observed effects. Earthquake intensity plots on a scale I to XII. Roman numerals are used in contrast to the Richter scale, the measure of earthquake magnitude. In 1902 the Italian geologist Giuseppe Mercalli (1850-1914) defined this method. In 1956 Charles Richter developed the US version known as the Modified Mercalli.
By Henry Campbell Black
Word of the day
- Treatment diffuse suppurative peritonitis elevation head bed so as to favor drainage tube passed through an incision in the right iliac fossa, and by continuous irrigation of rectum with a physiological salt solution.