Definition of parabola noun from the Oxford Advanced Learner's Dictionary

 

parabola

 noun
noun
BrE BrE//pəˈræbələ//
 
; NAmE NAmE//pəˈræbələ//
 
(geometry)
 
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a curve like the path of an object thrown into the air and falling back to earth A ball thrown over a long distance travels in a parabola. Word Origin late 16th cent.: modern Latin, from Greek parabolē ‘placing side by side, application’, from para- ‘beside’ + bolē ‘a throw’ (from the verb ballein).
See the Oxford Advanced American Dictionary entry: parabola