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English definition of “protrusion”

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protrusion

noun [C or U] uk   /prəˈtruː.ʒən/ us  
something that sticks out from a surface, or the act of doing this: It has a series of protrusions along its back. The condition results in weight loss, rapid heart beat and protrusion of the eyes.
Translations of “protrusion”
in Chinese (Traditional) 突出物, 伸出,凸起…
in Chinese (Simplified) 突出物, 伸出,凸起…
(Definition of protrusion from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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