Leveling

n.	1.	The act or operation of making level.
	2.	(Surveying) 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. Leveling instrument See Surveyor's level, under Level, n. Leveling staff a graduated rod or staff used in connection with a leveling instrument for measuring differences of level between points.

Noun	1.	leveling - changing the ground level to a smooth horizontal or gently sloping surface Synonyms: grading
	2.	leveling - complete destruction of a building Synonyms: demolishing, tearing down, razing
	3.	leveling - the act of making equal or uniform Synonyms: equalisation, equalization

building, construction, grading