IRRITABILITY n.
being manifested in a variety of ways, -- as that quality in plants by which they exhibit motion under suitable stimulation; esp., the property which living muscle processes, of responding either to a direct stimulus of its substance, or to the stimulating influence of its nerve fibers, the response being indicated by…
JET n.
-- Jet pump, a device in which a small jet of steam, air, water, or other fluid, in rapid motion, lifts or otherwise moves, by its impulse, a larger quantity of the fluid with which it mingles.
JOG n.
A rub; a slight stop; an obstruction; hence, an irregularity in motion of from; a hitch; a break in the direction of a line or the surface of a plane. Glanvill. Jog trot, a slow, regular, jolting gait; hence, a routine habit or method, persistently adhered to. T. Hook.