protrusion
noun/prəˈtruːʒn/
/prəʊˈtruːʒn/
[countable, uncountable] (formal)- a thing that sticks out from a place or surface; the fact of doing this
- a protrusion on the rock face
Word Originearly 17th cent. (in the sense ‘thrust something forward or onward’): from Latin protrudere, from pro- ‘forward, out’ + trudere ‘to thrust’.Want to learn more?
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protrusion