1. Projecting outward or upward from a line or surface; protuberant: prominent eyebrows.
2. Immediately noticeable; conspicuous: a product with a prominent place in the store. See Synonyms at noticeable.
3. Widely known; eminent: a prominent poet.
[Middle English, from Latin prōminēns, prōminent-, present participle of prōminēre, to jut out : prō-, forth; see PRO-1 + -minēre, to jut, threaten; see men-2 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. 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.