en parabola (n)
― IsA ⟶
Weight: 1.0
en plane curve (n) Source: OpenCyc 2012
en plane curve (n)
― IsA ⟶
Weight: 1.0
en curved line (n) Source: OpenCyc 2012
en plane curve (n)
― IsA ⟶
Weight: 1.0
en planar thing (n) Source: OpenCyc 2012