[Mer.cal.li scale] n [Giuseppe Mercalli d. 1914 Ital. priest and geologist] (1921): a scale of earthquake intensity ranging from I for an earthquake detected only by seismographs to XII for one causing total destruction of all buildings
MERCALLI SCALE
Meaning of MERCALLI SCALE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012