Definitions: (1) free from error or mistake <especially as the result of careful study or meticulous procedure>; (2) precise

Synonyms: correct, exact

• Trust in yourself. Your perceptions are often far more accurate than you are willing to believe. — Claudia Black (1972-) Australian actress
• Science cannot progress without reliable and accurate measurement of what it is you are trying to study. — Robert D. Hare (1934-) Canadian forensic psychologist

Tip: Be as accurate as necessary, but not less than needed.

Symbol: a bull’s-eye