'approximation' definitions:

Definition of 'approximation'

(from WordNet)
noun
An approximate calculation of quantity or degree or worth; "an estimate of what it would cost"; "a rough idea how long it would take" [syn: estimate, estimation, approximation, idea]
noun
The quality of coming near to identity (especially close in quantity)
noun
An imprecise or incomplete account; "newspapers gave only an approximation of the actual events"
noun
The act of bringing near or bringing together especially the cut edges of tissue [syn: approximation, bringing close together]

Synonyms of 'approximation'

From: Moby Thesaurus

Words containing 'approximation'