bypass

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bypass

1. a main road built to avoid a city or other congested area
2. any system of pipes or conduits for redirecting the flow of a liquid
3. a means of redirecting the flow of a substance around an appliance through which it would otherwise pass
4. Surgery
a. the redirection of blood flow, either to avoid a diseased blood vessel or in order to perform heart surgery
b. (as modifier): bypass surgery
5. Electronics
a. an electrical circuit, esp one containing a capacitor, connected in parallel around one or more components, providing an alternative path for certain frequencies
b. (as modifier): a bypass capacitor

bypass

[′bī‚pas]
(civil engineering)
A road which carries traffic around a congested district or temporary obstruction.
(communications)
The use of alternative systems, such as satellite and microwave, to transmit data and voice signals, avoiding use of the communication lines of the local telephone company.
(electricity)
A shunt path around some element or elements of a circuit.
(engineering)
An alternating, usually smaller, diversionary flow path in a fluid dynamic system to avoid some device, fixture, or obstruction.

bypass

Any device (such as a pipe or duct) for directing flow around an element instead of through it.

bypass

In communications, to avoid the local telephone company by using satellites and microwave systems.
References in periodicals archive ?
He and his colleagues have found that, immediately after intestinal bypass surgery, the disease improves radically, often to the point of complete remission.
4) Similarly, the occurrence of both dermatoses in patients who have undergone intestinal bypass supports the role of bacterial infections in the pathogenesis.
The 40-year-old Mexican has been bed-ridden for five years and surgeons in Italy have offered him a free intestinal bypass to help him battle the bulge.
Intestinal bypass (or "bariatric") surgery can cause fat to melt away, but it's so radical and dangerous that doctors reserve it only for the 300-pound-and-above crowd.