progressive

Etymology

From the Middle French progressif, from the Latin prōgressīvus, from prōgredior (perfect participial stem: prōgress-) + -īvus. Displaced native Old English forþgenġe.

adj

1. Favouring or promoting progress; advanced.
2. Gradually advancing in extent; increasing.
3. Promoting or favoring progress towards improved conditions or new policies, ideas, or methods.
   a progressive politician
   progressive business leadership
4. (politics) Liberal.
5. (education) Of or relating to progressive education.
   a progressive school
6. (of an income tax or other tax) Increasing in rate as the taxable amount increases.
7. Advancing in severity.
   progressive paralysis
8. (grammar) Continuous.

noun

1. A person who actively favors or strives for progress towards improved conditions, as in society or government.
2. (grammar) A progressive verb; a verb used in the progressive tense and (in English) generally conjugated to end in -ing.