establish the validity of something, as by an example, explanation or experiment; "The experiment demonstrated the instability of the compound"; "The mathematician showed the validity of the conjecture"
prove formally; demonstrate by a mathematical, formal proof
obtain probate of; "prove a will"
take a trial impression of
be shown or be found to be; "She proved to be right"; "The medicine turned out to save her life"; "She turned up HIV positive"
give heed (to); "The children in the audience attended the recital quietly"; "She hung on his every word"; "They attended to everything he said"
take charge of or deal with; "Could you see about lunch?"; "I must attend to this matter"; "She took care of this business"
be present at (meetings, church services, university), etc.; "She attends class regularly"; "I rarely attend services at my church"; "did you go to the meeting?"
to accompany as a circumstance or follow as a result; "Menuhin's playing was attended by a 15-minute standing ovation"
fix conclusively or authoritatively; "set the rules"
fix in scope; fix the boundaries of; the tree determines the border of the property
shape or influence; give direction to; "experience often determines ability"; "mold public opinion"
establish after a calculation, investigation, experiment, survey, or study; "find the product of two numbers"; "The physicist who found the elusive particle won the Nobel Prize"
find out, learn, or determine with certainty, usually by making an inquiry or other effort; "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"