Search Dictionary
Definition of protuberance

protuberance

/pɹoʊˈtuːbəɹəns/
pro · tu · ber · ance
Adverb:protuberantly
•
Plural:protuberances
•
Adjective:protuberant
JUMP TO:

protuberance Lexical Profile

protuberance Game Scores & Validity

• noun

1

A rounded part, knob, or swelling that sticks out from a surface; a bulge or projection.

Example

"The geologist examined a curious rocky protuberance jutting out from the side of the canyon wall."

2

The state, quality, or condition of protruding or bulging outward.

Example

"The noticeable protuberance of the ancient wall indicated that the soil behind it had shifted over the centuries."

Synonyms
View all synonyms for protuberance
Antonyms
View all antonyms for protuberance

• Rhymes for protuberance

• Nearby Words

protrude
protrusion
protrusiveness
protuberance
proud
proudly
proudness

Word Origin & Etymology

Borrowed in the mid-17th century from Late Latin protuberantia, derived from the verb protuberare ('to swell out'), which combines pro- ('forth, forward') and tuber ('hump, lump, or swelling').

Cite this Entry

Wordmom. (2026). Definition of Protuberance. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/protuberance
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.