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

1) decided, resolute, resolved, purposeful, dogged, strong-willed, strong-minded, single-minded, tenacious, intent, firm, unflinching, unwavering, fixed, constant, persistent, persevering, steady, unfaltering, unhesitating, unyielding, stubborn, obstinate, adamant: He was determined not to go. We made a determined effort to locate the wreck. 2) fixed, determinate, definite, exact, precise, distinct, predetermined, ascertained, identified: They worked to a previously determined plan. They agreed to pay a percentage of the determined price.