— bypasser, by-passer , n.
/buy"pas', -pahs'/ , n. , v. , bypassed or ( Rare ) bypast; bypassed or bypast; bypassing .
n.
1. a road enabling motorists to avoid a city or other heavy traffic points or to drive around an obstruction.
2. a secondary pipe or other channel connected with a main passage, as for conducting a liquid or gas around a fixture, pipe, or appliance.
3. Elect. shunt (def. 9).
4. a 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.
5. to avoid (an obstruction, city, etc.) by following a bypass.
6. to cause (fluid or gas) to follow a secondary pipe or bypass.
7. 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; appar. back formation from by-passage; see BY 1 (adj.), PASSAGE 1 ]