determine

(verb) establish after a calculation, investigation, experiment, survey, or study. Synonyms: find, find out, ascertain. Examples: "Find the product of two numbers." "The physicist who found the elusive particle won the nobel prize."

(verb) shape or influence; give direction to. Synonyms: shape, mold, influence, regulate. Examples: "Experience often determines ability." "Mold public opinion."

(verb) fix conclusively or authoritatively. Synonyms: set. Examples: "Set the rules."

(verb) decide upon or fix definitely. Synonyms: specify, set, define, fix, limit. Examples: "Fix the variables." "Specify the parameters."

(verb) reach, make, or come to a decision about something. Synonyms: decide, make up one's mind. Examples: "We finally decided after lengthy deliberations."

(verb) fix in scope; fix the boundaries of. Examples: "The tree determines the border of the property."

(verb) settle conclusively; come to terms. Synonyms: settle, square off, square up. Examples: "We finally settled the argument."

(verb) find out, learn, or determine with certainty, usually by making an inquiry or other effort. Synonyms: check, find out, see, ascertain, watch, learn. Examples: "I want to see whether she speaks french." "See whether it works." "Find out if he speaks russian." "Check whether the train leaves on time."