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para boots
para I
Pará rubber tree
Para-Sail
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parabiosis
parablast
parable
parabola
parabolic (1)
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parabola

pa·rab·o·la [ pə rábbələ ] (plural pa·rab·o·las)


noun 
Definition:
 
mathematical curve: a curve formed by the intersection of a cone with a plane parallel to its side

[Late 16th century. Via modern Latin< Greek parabolē "application, comparison" (see parable); from the relationship between the section of a cone that forms the parabola and part of the cone's surface]
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