Definitions for "Approximately"
(of quantities) imprecise but fairly close to correct; "lasted approximately an hour"; "in just about a minute"; "he's about 30 years old"; "I've had about all I can stand"; "we meet about once a month"; "some forty people came"; "weighs around a hundred pounds"; "roughly $3,000"; "holds 3 gallons, more or less"; "20 or so people were at the party"
See About above
A term used in letter of credit practice which allows a 10% variance above or below the value, quantity of goods, or unit price specified in the letter of credit. Compare "About."
Keywords:  instead
Use about instead.
With approximation; so as to approximate; nearly.