Plumbline (disambiguation)

A plumbline is a string with a lead (Latin plumbum) weight (or plumb bob), used to provide a vertical reference line.

It may also refer to:

• The Plumbline, a joke newspaper produced by the McMaster Engineering Society
• the vertical direction, a line orthogonal to the geoid, as used in geodesy

This disambiguation page lists articles associated with the title Plumbline.
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