protrusion C2 Topic:Law & Government US /pɹəˈtɹuːʒən/ See IPA manual Freq #89488 Meanings 1 noun Something that sticks out from a surface; a bulge. A strange protrusion on the rock turned out to be a fossil. 2 noun The act or state of sticking out. The protrusion of his lower jaw gave him a determined look. Thesaurus Synonyms 1 noun · something that sticks out... protuberanceextrusion 2 noun · the act or state of... projection ↔ Opposites indentation Word family Forms protrusions Derived forms microprotrusionnanoprotrusionprotrusional Related forms herniaprotuberance Etymology AI details From French protrusion. *trewd- Proto-Indo-European View etymology graph -> Topics Law & Government Word Formation & Derivatives External links Cambridge Dictionary Wiktionary Google Images # protrusion **Type:** Word **Level:** C2 **Part of speech:** noun **IPA (US):** /pɹəˈtɹuːʒən/ **Frequency rank:** 89488 ## Meanings 1. Something that sticks out from a surface; a bulge. 2. The act or state of sticking out. ## Examples - A strange protrusion on the rock turned out to be a fossil. - The protrusion of his lower jaw gave him a determined look. ## Antonyms - indentation ## Derived Forms - microprotrusion - nanoprotrusion - protrusional ## Related Forms - hernia - protuberance ## Roots and Affixes - Root: *trewd- ## Etymology From French protrusion. ## AI Etymology Protrusion is from French protrusion. Important recorded forms include *trewd- (Proto-Indo-European). Current senses include something that sticks out from a surface; a bulge and the act or state of sticking out. The wider family includes derived forms such as microprotrusion, nanoprotrusion, and protrusional; related words such as hernia and protuberance. ## Topics - Law & Government - Word Formation & Derivatives markdown