The Oxford Thesaurus An A-Z Dictionary of Synonyms - accurateadj.

1) exact, correct, error-free, precise: She gave an accurate description of the events. There is a nice distinction between 'accurate' and 'precise'. 2) careful, meticulous, nice, with an eye to or for detail, scrupulous, conscientious: Marvin is a very accurate typist. 3) unerring, on target, Colloq on the mark, spot on (target) : This rifle is accurate if you allow for the wind.