determine

verb

• 1cause (something) to occur in a particular way or to have a particular nature:it will be her mental attitude that determines her future

• 2ascertain or establish exactly by research or calculation:the inquest is entrusted with the task of determining the cause of death [with clause]:the point of our study was to determine what is true, not what is practicable
• Mathematics specify the value, position, or form of (a mathematical or geometrical object) uniquely.

• 3 [no object] firmly decide:he determined on a withdrawal of his forces [with infinitive]:she determined to tackle Stephen the next day [with clause]:my wife had determined that I must swap my old bike for a car

• 4 Law, archaic bring or come to an end.