approximate Definition

approximate
adj

1. Almost exact or accurate.

Thesaurus: estimated, rough, loose, conjectural, guessed, ballpark (US slang), inexact; close, near, similar, comparable, relative; Antonym: exact, absolute.

verb

tr & intr
approximated, approximating
1. To come close to something in value, quality, accuracy, etc.

Derivative: approximately
adverb

In the region of; roughly
Thesaurus: relatively, about, more or less, around, roughly, nearly, almost, not far from, in the vicinity of, in the region of, close to, in round numbers, circa; Antonym: exactly.

Etymology: 17c: from Latin approximare, from proximus nearest.