1by·pass 
/ˈbaɪˌpæs, Brit ˈbaɪˌpɑ:s/ noun
plural by·pass·es /ˈbaɪˌpæs, Brit ˈbaɪˌpɑ:s/ noun [count] 1 : a road that goes around a blocked or very crowded area
▪ The bridge is being rebuilt so we'll have to take the bypass. 2 medical : a procedure done to allow blood to flow past a blocked blood vessel to reach the heart
▪ heart bypass surgery ▪ a double/triple/quadruple bypass [=a procedure done when two/three/four blood vessels are blocked]
▪ The bridge is being rebuilt so we'll have to take the bypass.
▪ heart bypass surgery ▪ a double/triple/quadruple bypass [=a procedure done when two/three/four blood vessels are blocked]
