a person who favors a political philosophy of progress and reform and the protection of civil liberties
a tense of verbs used in describing action that is on-going - progressive tense- imperfect tense- continuous tense
Adjective
advancing in severity "progressive paralysis"
(of a card game or a dance) involving a series of sections for which the participants successively change place or relative position "progressive euchre" "progressive tournaments"
gradually advancing in extent
(of taxes) adjusted so that the rate increases as the amount of income increases
favoring or promoting reform (often by government action) - reform minded
favoring or promoting progress "progressive schools"