'Ideologist' definitions:

Definition of 'ideologist'

From: WordNet
noun
An advocate of some ideology [syn: ideologist, ideologue]

Definition of 'Ideologist'

From: GCIDE
  • Ideologist \I`de*ol"o*gist\, n.
  • 1. One who treats of ideas; one who theorizes or idealizes; one versed in the science of ideas, or who advocates the doctrines of ideology.
  • 2. An ideologue. [PJC]