A person who actively favors or strives for progress towards improved conditions, as in society or government.
(grammar) A progressive verb; a verb used the progressive tense and generally conjugated as to end in -ing.
Favouring or promoting progress; advanced.
Gradually advancing in extent; increasing.
Promoting or favoring progress towards improved conditions or new policies, ideas or methods.
Liberal.
Of or relating to progressive education.
(of an income tax or other tax) Increasing in rate as the taxable amount increases.
Advancing in severity.
(grammar) Continuous.