mobilist
/ˈməʊbɪlɪst/adjective
1 Politics and Sociology. Designating or relating to a political party or system which urges political participation, especially a non-democratic or totalitarian government which seeks to achieve this through coercion.
2 Geology. Of or relating to mobilism. Now chiefly historical.
noun
Geology. A person who believes in mobilism, or in its application in a particular case. Now chiefly historical.
Origin
1960s. From mobile + -ist, after mobilism.