1. Moving forward; advancing.
2. Proceeding in steps; continuing steadily by increments: progressive change.
3. Open to or favoring new ideas, policies, or methods: a progressive politician; progressive business leadership.
4. Progressive Of or relating to a Progressive Party: the Progressive platform of 1924.
5. Of or relating to progressive education: a progressive school.
6. Increasing in rate as the taxable amount increases: a progressive income tax.
7. Tending to become more severe or wider in scope: progressive paralysis.
8. Grammar Designating a verb form that expresses an action or condition in progress.
9. Music Of or being a style that emphasizes virtuoso technique, rhythmic and melodic complexity, and unconventional forms and instrumentation: progressive rock; progressive jazz.
1. A person who is open to or favors new ideas, policies, or methods, especially in politics.
2. Progressive A member or supporter of a Progressive Party.
3. Grammar A progressive verb form.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.