circle
     n 1: ellipse in which the two axes are of equal length; a plane
          curve generated by one point moving at a constant
          distance from a fixed point; "he calculated the
          circumference of the circle"
     2: an unofficial association of people or groups; "the smart
        set goes there"; "they were an angry lot" [syn: {set}, {band},
         {lot}]
     3: something approximating the shape of a circle; "the chairs
        were arranged in a circle"
     4: movement once around a course; "he drove an extra lap just
        for insurance" [syn: {lap}, {circuit}]
     5: a road junction at which traffic streams circularly around a
        central island; "the accident blocked all traffic at the
        rotary" [syn: {traffic circle}, {rotary}, {roundabout}]
     6: street names for flunitrazepan [syn: {R-2}, {Mexican valium},
         {rophy}, {rope}, {roofy}, {roach}, {forget me drug}]
     7: a curved section or tier of seats in a hall or theater or
        opera house; usually the first tier above the orchestra;
        "they had excellent seats in the dress circle" [syn: {dress
        circle}]
     8: any circular or rotating mechanism; "the machine punched out
        metal circles" [syn: {round}]
     v 1: travel around something; "circle the globe"
     2: move in circles [syn: {circulate}]
     3: be around; "Developments surround the town"; "The river
        encircles the village" [syn: {surround}, {environ}, {encircle},
         {round}, {ring}]
     4: form a circle around; "encircle the errors" [syn: {encircle}]
Source: WordNet® 2.0