- (p.pr.&vb.n.) of Level.
- (n.) The act or operation of making level.
- (n.) The art or operation of using a leveling instrument for finding a horizontal line, for ascertaining the differences of level between different points of the earth's surface included in a survey, for establishing grades, etc., as in finding the descent of a river or locating a line of railroad.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). leveling. Retrieved September 20, 2026, from http://smartdefine.org/leveling/definitions/2027575 |
| Chicago | Webster's. 2011. "leveling" http://smartdefine.org/leveling/definitions/2027575 (accessed September 20, 2026). |
| Harvard | Webster's 2011, leveling, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/leveling/definitions/2027575>. |
| MLA | Webster's. "leveling" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/leveling/definitions/2027575> |