Bypass
Bypass may refer to:

Bypass (road), a road that avoids a built-up area (not to be confused with passing lane)
Flood bypass of a river

Science and technology
Medicine
Bypass surgery, a class of surgeries including for example:
Heart bypass
Gastric bypass
Cardiopulmonary bypass

Other
Bypass capacitor, used to bypass a power supply or other high impedance component
High bypass, a turbofan aircraft gas turbine engine
Bypass duct
Bypass ratio
Bleach bypass, an optical effect
Bypass switch, access port for an in-line active security appliance
Bypass (telecommunications)
Bypass valve
A blowoff valve on a compressor
A manual gas addition valve on a rebreather

Other uses
The Bypass, a 2003 short silent Bollywood film
Railroad bypass, a new railroad line built to replace or supplement an existing route
By-pass Variegated, an architectural style

See also
All pages with titles beginning with Bypass 
All pages with titles containing Bypass
Pass (disambiguation)