Approximation

n.	1.	The act of approximating; a drawing, advancing or being near; approach; also, the result of approximating. The largest capacity and the most noble dispositions are but an approximation to the proper standard and true symmetry of human nature. - I. Taylor.
	2.	An approach to a correct estimate, calculation, or conception, or to a given quantity, quality, etc.
	3.	(Math.) A continual approach or coming nearer to a result; as, to solve an equation by approximation.

Noun	1.	approximation - an approximate calculation of quantity or degree or worth; "an estimate of what it would cost"; "a rough idea how long it would take" Synonyms: estimate, estimation, idea
	2.	approximation - the quality of coming near to identity (especially close in quantity)
	3.	approximation - an imprecise or incomplete account; "newspapers gave only an approximation of the actual events"
	4.	approximation - the act of bringing near or bringing together especially the cut edges of tissue Synonyms: bringing close together

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