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WordReference Random House Learner's Dictionary of American English © 2024by•pass or by-pass/ˈbaɪˌpæs/USA pronunciation n., v., -passed, -passed or -past, -pass•ing. n. [countable] - Civil Engineering, Transporta road allowing motorists to avoid heavy traffic points or to drive around an obstruction.
- Surgerya surgical operation in which the flow of blood through a diseased organ is redirected around the blockage:a coronary bypass operation.
v. [~ + object] - Transportto avoid by following a bypass:We bypassed the city.
- to neglect to consult or to ignore the opinion or decision of: I bypassed the manager and went straight to the owner.
See -pass-1. WordReference Random House Unabridged Dictionary of American English © 2024by•pass (bī′pas′, -päs′),USA pronunciation n., v., -passed or (Rare) -past;
-passed or -past;
-pass•ing. n. - Civil Engineering, Transporta 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.
- Electricityshunt (def. 9).
- Surgerya surgical procedure in which a diseased or obstructed hollow organ is temporarily or permanently circumvented. Cf. coronary bypass, gastric bypass, heart-lung machine, intestinal bypass.
v.t. - Transportto 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.
Also, by′-pass′. - 1840–50; apparently back formation from by-passage; see by1 (adjective, adjectival), passage1
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