What does "progressist" mean?

Synonym of progressionist (“one who makes or supports progress”).

What is a synonym for "progressist"?

Common synonyms include: extremist, fabian, progressive, radical, reformer, revisionist.

noun

noun ·Rare ·Advanced level

Noun

1
Synonym of progressionist (“one who makes or supports progress”).
"Gérard Moore, in his double character of semi-foreigner and thorough-going progressist, the man most abominated."
2
Synonym of progressionist (“one who holds that all life forms gradually evolve to a higher form”).

"Gérard Moore, in his double character of semi-foreigner and thorough-going progressist, the man most abominated."

From progress + -ist.