bypass (v.) Look up bypass at Dictionary.com
1823, "to pass by" (implied in bypassed), from bypass (n.). From 1928 as "to go around, avoid;" figurative use from 1941. Related: Bypassed; bypassing.
bypass (n.) Look up bypass at Dictionary.com
also by-pass, 1848, of certain pipes in a gasworks, from the verbal phrase; see by + pass (v.). First used 1922 for "road for the relief of congestion;" figurative sense is from 1928. The heart operation was first so called 1957.