parliamentarian

noun

expert on parliamentary procedure who advises organizations and deliberative assemblies

Pronunciation: /ˌpɑːləmənˈtɛəɹiən/ / /ˌpɑːləmənˈtɛːɹiən/ / /ˌpɑɹləmənˈtɛɹiən/ / /ˌpɑː(ɹ)ləmənˈtɛəɹiən/

Etymology: Etymology tree English parliament English -arian English parliamentarian From parliament + -arian.

Of or relating to a parliament; favouring the establishment of a parliament.
“a parliamentarian democracy; the parliamentarian movement”
“1946, Office of United States Chief Counsel For Prosecution of Axis Criminality, Nazi Conspiracy and Aggression, Washington, Volume 1, citing Wilhelm Frick, Our participation in the parliament does not indicate a support, but rather an undermining of the parliamentarian system.”
Of or relating to the Parliamentarians (supporters of the parliament during the English Civil War (1642–1651)).
“[...] Deputies were sent with Commissions into all the Counties; and the Parliamentarian Rebels by force and their own authority, invade the Militia, which they could not obtain from the King by petitioning.”
“But while he continued there, he shew’d himself a Dunce, a Tale-bearer to the Parliamentarian Visitors that then acted in the University, and a factious person.”

Etymology: From Parliament + -arian.