/ ɪˈrektaɪl; NAmE ; NAmE also ɪˈrektl/ adjective
( biology ) ( of a part of the body ) able to become stiff and stand up :
erectile tissue
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WORD ORIGIN
mid 19th cent.: from French érectile , from Latin erigere set up, from e- (variant of ex- ) out + regere to direct.