pedal line
Geometry
noun
The straight line passing through the feet of the perpendiculars on the (produced) sides of a triangle drawn from a point on the circumscribed circle.
Origin
Mid 19th century.
- screwdriver
- screwed
- screwed-up
- screwer
- screw eye
- screwgate
- screwgate karabiner
- screw gear
- screw hook
- screw-in
- screwiness
- screw jack
- screw-on
- screw pine
- screw plate
- screw propeller
- screw someone over
- screw someone up
- screw something up
- screw tap
- screw thread
- screw top
- screw-topped
- screw up
- screw valve