centerline

American  

[sen-ter-lahyn] / ˈsɛn tərˌlaɪn /

Or center line

noun

1. any line that bisects a plane figure.

   the centerline of a building plan.

2. a line along the center of a road or highway dividing it into separate sections for traffic moving in opposite directions.

3. Radio. the perpendicular bisector of the line connecting two radio transmitters.

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Etymology

Origin of centerline

First recorded in 1800–10; center + line ¹

Example Sentences

See Examples For:

centerline

An eastbound pickup crossed the centerline about 5:30 a.m.

From Seattle Times ● May 18, 2024

One artist painted a neon orange line across town — and through his own studio — to mark the centerline of the moon’s shadow.

From New York Times ● Mar. 30, 2024

They traveled up the road a little ways, the fluffy white herd obscuring the yellow-painted centerline amid a chorus of “baas” and the lead ewe’s jangling bell.

From Seattle Times ● Apr. 28, 2023

Shifting into fifth gear, I straddled the centerline to correct the bevel toward the borrow pit and accelerated into triple digits.

From Salon ● Oct. 22, 2022

As it grew, so did my confidence, for my computer told me they were precisely on centerline as they overtook me.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins