The definition of approximate is a time or a tangible item which is close to something else but not exactly like it.(adjective)
Stating that a play will start at 7:00 when it will actually start a few minutes after that is an example of the time of 7:00 being an approximate time.
To approximate is defined as to get a general idea or to come close to something.(verb)
To round off numbers so you can estimate the answer is an example of how to approximate an answer.
See approximate in Webster's New World College Dictionary
Origin: ME < LL approximatus, pp. of approximare, to come near < L ad-, to + proximus, superl. of prope, near
See approximate in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Late Latin approximātus
Origin: , past participle of approximāre, to approach
Origin: : Latin ad-, ad-
Origin: + proximāre, to come near (from proximus, nearest; see per1 in Indo-European roots).
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