Compass (architecture)

A compass window

In carpentry, architecture, and shipbuilding, a compass is a curve (or bent) circular form. A compass plane is a plane that is convex, length-ways, on the underside, for smoothing the concave faces of curved woodwork. A compass saw is a narrow-bladed saw that cuts a curve. A compass timber is a curved (or crooked) timber. A compass brick is a curved brick. A compass wall is a curved wall. A compass window is a circular bay window (or oriel window).[1]

A Surveyor's compass (or circumferentor) is a measuring instrument used in surveying horizontal angles.


  1. Sturgis, Russell. "Compass" Sturgis' illustrated dictionary of architecture and building: an unabridged reprint of the 1901-2 edition. Mineola, N.Y.: Dover, 1989. Print.

This article is issued from Wikipedia - version of the 10/28/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.