Meaning of APPROXIMATE in English

adj. & v.

adj. 1 fairly correct or accurate; near to the actual (the approximate time of arrival; an approximate guess). 2 near or next (your approximate neighbour). & intr. (often foll. by to) bring or come near (esp. in quality, number, etc.), but not exactly (approximates to the truth; approximates the amount required). approximately adv. approximation n.

[ LL approximatus past part. of approximare (as AD-, proximus very near) ]

Concise Oxford English dictionary.      Краткий оксфордский словарь английского языка.