Center-line

centerline

[sen-ter-lahyn]
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.
Also, center line.


Origin:
1800–10; center + line1

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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