say it: proh-TOO-bur-uhns
protuberance is a noun meaning "something that bulges out or is protuberant or projects from its surroundings". It carries 2 recorded senses.
something that bulges out or is protuberant or projects from its surroundings
“the gun in his pocket made an obvious bulge”
“the hump of a camel”
“he stood on the rocky prominence”
“the occipital protuberance was well developed”
“the bony excrescence between its horns”
the condition of being protuberant; the condition of bulging out
“the protuberance of his belly”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for protuberance come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.