bypass

1 of 2

noun

by·​pass ˈbī-ˌpas 

1

: a passage to one side

especially : a deflected route usually around a town

2

a

: a channel carrying a fluid around a part and back to the main stream

b(1)

: shunt sense 1b

(2)

: shunt sense 1c

also : a surgical procedure for the establishment of a shunt

have a coronary bypass

bypass

2 of 2

verb

bypassed; bypassing; bypasses

transitive verb

1

a

: to avoid by means of a bypass

bypass a congested area

b

: to cause to follow a bypass

2

a

: to neglect or ignore usually intentionally

b

: circumvent

attempting to bypass the law

Synonyms

Verb

• circumnavigate
• circumvent
• detour
• skirt

Examples of bypass in a Sentence

Noun

The bridge is being rebuilt so we'll have to take the bypass.

Verb

To bypass the city, take the highway that circles it.

Is there a way to bypass the bridge construction?

He bypassed the manager and talked directly to the owner.

She managed to bypass the usual paperwork.

Recent Examples on the Web

Noun

The toddler, who had a second stroke seven months later, was diagnosed with a rare blood disorder called moyamoya disease and needed double bypass brain surgery. —Jp Mangalindan, Peoplemag, 22 May 2024

The new hardware includes upgraded door and window sensors with the same bypass button found on Nest Detect sensors and a backlit circular base station that looks a lot like the Nest Secure version. —Jennifer Pattison Tuohy, The Verge, 15 May 2024

Verb

One group of cars the requirement notably won’t apply to is emergency service vehicles, which are often forced to bypass speed limits to save lives or carry out police work. —Mack Degeurin, Popular Science, 23 May 2024

This also was a huge issue with the new Highway 36 bridge over the St. Croix River at Stillwater, which environmentalists opposed — the easier access to that area of Wisconsin, bypassing the old Stillwater lift bridge, boosted the value of land there by tens of millions of dollars. —Edward Lotterman, Twin Cities, 19 May 2024

Word History

First Known Use

Noun

1848, in the meaning defined at sense 1

Verb

1736, in the meaning defined at sense 1a

Phrases Containing bypass

• coronary artery bypass
• coronary artery bypass graft
• coronary artery bypass grafting
• coronary bypass
• coronary bypass graft
• coronary bypass grafting
• gastric bypass

Kids Definition

bypass

1 of 2 noun

by·​pass ˈbī-ˌpas 

: a passage to one side or around a blocked or very crowded area

bypass

2 of 2 verb

: to make a detour around

bypass a city

Medical Definition

bypass

noun

by·​pass ˈbī-ˌpas 

: a surgically established shunt

cardiopulmonary bypass of blood from the right atrium to the aorta

also : a surgical procedure for the establishment of a shunt

Note: When a bypass is performed on more than one coronary artery or branch, the number of times (double, triple, etc.) is often specified.

I was immediately scheduled for a triple bypass, but they decided to try an angioplasty.

—Terry Todd, Sports Illustrated

see coronary artery bypass, gastric bypass, jejunoileal bypass

bypass transitive verb