(archaic, physics) momentum

akinetopsia

plural of Brownian motion

A vote of no confidence.

plural of no-confidence motion

The mechanism that moves the batten in a power loom.

plural of reed motion

Motion regarded as measured by the increase of the angle made with some standard direction by a line drawn from the moving object to a fixed point.

(engineering) Any linkage by which circular motion may be changed into motion in a straight line.

plural of swing motion