The definition of exact is completely true, following all guidelines or precise.(adjective)
An example of something exact is a measurement of water that is completely accurate.
See exact in Webster's New World College Dictionary
Origin: L exactus < pp. of exigere, to drive out, measure, determine < ex-, out + agere, to do: see act
Origin: ME exacten
See exact in American Heritage Dictionary 4
Origin: Latin exāctus
Origin: , past participle of exigere, to weigh out, demand
Origin: : ex-, ex-
Origin: + agere, to weigh; see ag- in Indo-European roots.
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