[ bahy-pas, -pahs ]
/ ˈbaɪˌpæs, -ˌpɑs /
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a road enabling motorists to avoid a city or other heavy traffic points or to drive around an obstruction.
a secondary pipe or other channel connected with a main passage, as for conducting a liquid or gas around a fixture, pipe, or appliance.
Electricity. shunt (def. 9).
a surgical procedure in which a diseased or obstructed hollow organ is temporarily or permanently circumvented.Compare coronary bypass, gastric bypass, heart-lung machine, intestinal bypass.
verb (used with object), by·passed or (Rare) by·past; by·passed or by·past; by·pass·ing.
to avoid (an obstruction, city, etc.) by following a bypass.
to cause (fluid or gas) to follow a secondary pipe or bypass.
to neglect to consult or to ignore the opinion or decision of: He bypassed the foreman and took his grievance straight to the owner.
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OTHER WORDS FROM bypassbypasser, by-passer, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for bypass
/ (ˈbaɪˌpɑːs) /
a main road built to avoid a city or other congested area
any system of pipes or conduits for redirecting the flow of a liquid
a means of redirecting the flow of a substance around an appliance through which it would otherwise pass
- the redirection of blood flow, either to avoid a diseased blood vessel or in order to perform heart surgerySee coronary bypass
- (as modifier)bypass surgery
- an electrical circuit, esp one containing a capacitor, connected in parallel around one or more components, providing an alternative path for certain frequencies
- (as modifier)a bypass capacitor
verb -passes, -passing, -passed or -past (tr)
to go around or avoid (a city, obstruction, problem, etc)
to cause (traffic, fluid, etc) to go through a bypass
to proceed without reference to (regulations, a superior, etc); get round; avoid
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for bypass
[ bī′păs′ ]
A passage created surgically to divert the flow of blood or other bodily fluid or to circumvent an obstructed or diseased organ.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.