Definition of regulationist in English:

regulationist

Pronunciation /ˌrɛɡjʊˈleɪʃ(ə)nɪst/ /ˌrɛɡjʊˈleɪʃənɪst/

noun

  • A person who advocates or is concerned with regulation.

adjective

  • That advocates or supports regulation.

Origin

Mid 19th century; earliest use found in Henry Mackenzie (1745–1831), writer. From regulation + -ist.