D defs.my
Entry 1 sense Webster, 1913

Peritrochium

· Per·i·tro·chi·um · IPA
01 n. The wheel which, together with the axle, forms the axis in peritrochio, which see under Axis.
  1. 1.
    The wheel which, together with the axle, forms the axis in peritrochio, which see under Axis.(Mech.) See: Axis