vibrating piston steam engine

A steam engine in which the power is communicated to the crank through pistons which are vibrating in their motion, and which move through an arc of a circle. vi-bra-tion, s . [Lat. vibratio , from vibratus , pa. par. of vibro to vibrate (q. v.); Fr. vibration ; Sp. vibracion ; Ital. vibrazione .] I. Ordinary Language: 1. The act of vibrating or swinging to and fro. 2. The state of that which vibrates; oscillation. (See extract.) "As understood in England and Germany, a vibration comprises a motion to and fro; in France, on the contrary, a vibration means a movement to or fro."- Ganot : Physics (ed. At kins on), 220. 3. A resonant sound; a resonance. "The deep vibrations of his witching song." Thomson: Castle of Indolence, i. 20. II. Technically : ma of the body; while vibration is generally confined to a motion having quick reciprocations, as that of a sonorous body, and proceeding from the reciprocal action of the molecules of the body on each other when their state of equilibrium has been disturbed. IMG:content-0491.png:[blocks in formation] *vi-bra-ti-un-cle (ti as shi), s. [Eng. vibra ti(on); dim in. suff. uncle.] A small vibration. [VIBRATION, II. 2.] "The renewed vibration being le vigorous than the original one (unle when excited by the presence of the object, or in certain morbid cases) is called a miniature vibration or vibratiuncle ."-Belsham: Philos, of the Mind, § 4.