say it: pahr-luh-muhn-TER-ee-uhn
parliamentarian is a noun meaning "an elected member of the British Parliament: a member of the House of Commons". It carries 2 recorded senses.
an elected member of the British Parliament: a member of the House of Commons
an expert in parliamentary rules and procedures
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for parliamentarian come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.