noun
                                                ellipse in which the two axes are of equal length
                                                
                                                                                                Examples
                                                
                                                                                                        - a plane curve generated by one point moving at a constant distance from a fixed point
- he calculated the circumference of the circle
 
                                                                                        
                                                noun
                                                an unofficial association of people or groups
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - the smart set goes there
- they were an angry lot
 
                                                                                        
                                                noun
                                                something approximating the shape of a circle
                                                
                                                                                                Examples
                                                
                                                                                                        - the chairs were arranged in a circle
 
                                                                                        
                                                noun
                                                movement once around a course
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - he drove an extra lap just for insurance
 
                                                                                        
                                                noun
                                                a road junction at which traffic streams circularly around a central island
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - the accident blocked all traffic at the rotary
 
                                                                                        
                                                noun
                                                street names for flunitrazepan
                                                                                                Synonyms
                                                
                                                
                                                                                             
                                                                                        
                                                noun
                                                a curved section or tier of seats in a hall or theater or opera house
                                                                                                Synonyms
                                                
                                                                                                                                                                        dress circle
                                                                                                                                                            
                                                
                                                                                                Examples
                                                
                                                                                                        - usually the first tier above the orchestra
- they had excellent seats in the dress circle
 
                                                                                        
                                                noun
                                                any circular or rotating mechanism
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - the machine punched out metal circles
 
                                                                                        
                                                verb
                                                travel around something
                                                
                                                                                                Examples
                                                
                                                                                                        - circle the globe
 
                                                                                        
                                                verb
                                                move in a circular path above (someone or something)
                                                
                                                                                                Examples
                                                
                                                                                                        - the plane circled, looking for a landing spot
 
                                                                                        
                                                verb
                                                form or draw a circle around
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - encircle the errors