Pronunciation: /greɪt ˈsɜr kəl/ Explain
|Figure 1: Great circle.||
A great circle is a circle on the surface of a
that divides the sphere into two equal halves.
A great circle contains the diameter of the
sphere. The great circle has the least
curvature of any circle on the sphere. A great circle passing through two points
contains the shortest distance between those two points on the surface of a sphere.
A circle that is not a great circle is called a
- great circle. merriam-webster.com. Encyclopedia Britannica. Merriam-Webster. Last Accessed 8/6/2018. http://www.merriam-webster.com/dictionary/great circle.
- Bartol, William C. The Elements of Solid Geometry. pp 49-50. www.archive.org. Leach, Shewell, & Sandborn. 1893. Last Accessed 8/6/2018. http://www.archive.org/stream/cu31924001115546#page/n60/mode/1up/search/bisects. Buy the book
- Andrew Pressley. Elementary Differential Geometry. corrected edition. pp 174-178,190-195. Springer. September 18, 2002. Buy the book
Cite this article as:
McAdams, David E. Great Circle. 7/11/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/g/greatcircle.html.
7/10/2018: Removed broken links, updated license, implemented new markup, implemented new Geogebra protocol. (McAdams, David E.)
2/8/2010: Added "References". (McAdams, David E.)
12/17/2008: Initial version. (McAdams, David E.)