■ adjective ə'prɒksɪmət fairly accurate but not totally precise.
■ verb ə'prɒksɪmeɪt come close in quality or quantity.
↘estimate fairly accurately.
Derivatives
~ly adverb
approximation noun
approximative adjective
Origin
ME: from late L. approximat- , approximare , from ad- 'to' + proximus 'very near'.