protuberance

[proh-too-ber-uhns, -tyoo-, pruh-]

noun

1. the condition, state, or quality of being protuberant.

2. a protuberant part or thing; projection or bulge.

   Synonyms: swelling, protrusion

Other Word Forms

• protuberantial adjective
• nonprotuberance noun

Word History and Origins

Origin of protuberance¹

First recorded in 1640–50; protuber(ant) + -ance