protuberance

noun pro·tu·ber·ance \ prō-ˈtü-b(ə-)rən(t)s , -ˈtyü- \
Updated on: 16 Nov 2017

Definition of protuberance

1 : something that is protuberant
2 : the quality or state of being protuberant

Examples of protuberance in a Sentence

  1. the tree trunk had several mossy protuberances where branches had once grown

Recent Examples of protuberance from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'protuberance.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of protuberance

1646

Synonym Discussion of protuberance

projection, protrusion, protuberance, bulge mean an extension beyond the normal line or surface. projection implies a jutting out especially at a sharp angle.
    • those projections along the wall are safety hazards
protrusion suggests a thrusting out so that the extension seems a deformity.
    • the bizarre protrusions of a coral reef
protuberance implies a growing or swelling out in rounded form.
    • a skin disease marked by warty protuberances
bulge suggests an expansion caused by internal pressure.
    • bulges in the tile floor

PROTUBERANCE Defined for English Language Learners

protuberance

noun

Definition of protuberance for English Language Learners

  • : a usually rounded part that sticks out from a surface


Medical Dictionary

protuberance

noun pro·tu·ber·ance \ prō-ˈt(y)ü-b(ə-)rən(t)s \

medical Definition of protuberance

1 : something that is protuberant
  • a bony protuberance
2 : the quality or state of being protuberant


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