1. (v.t.)circumvent to go around or bypass: to circumvent the lake; to circumvent a problem.
2. circumvent to avoid by artfulness; elude: to circumvent defeat.
3. circumvent to surround or encompass, as by stratagem; entrap.
Etymology: (1545–55; < L circumventus, ptp. of circumvenīre to come around, surround =circum-circum - +venīre to come)
Definition of 'circumvent'
Princeton's WordNet
1. (verb)besiege, beleaguer, surround, hem in, circumvent surround so as to force to give up "The Turks besieged Vienna"
2. (verb)outwit, overreach, outsmart, outfox, beat, circumvent beat through cleverness and wit "I beat the traffic"; "She outfoxed her competitors"
3. (verb)hedge, fudge, evade, put off, circumvent, parry, elude, skirt, dodge, duck, sidestep avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues) "He dodged the issue"; "she skirted the problem"; "They tend to evade their responsibilities"; "he evaded the questions skillfully"
Definition of 'circumvent'
Webster Dictionary
1. (verb)circumvent to gainadvantageover by arts, stratagem, or deception; to decieve; to delude; to get around
Definitions of circumvent 
