perforin

[ pur-fer-in ]

/ ˈpɜr fər ɪn /

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noun Biochemistry.

a protein produced by killer cells of the immune system that causes disintegration of targeted cells by forming pores in their membranes.

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ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?

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Which of the following words describes “sky blue”?

navy

beryl

azure

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Origin of perforin

First recorded in 1980–85; perfor(ate) + -in²

Words nearby perforin

perforating vein, perforating wound, perforation, perforation gauge, perforce, perforin, perform, performance, performance appraisal, performance art, performance bond