. In an internal-combustion engine with two or more cylinders, an induction coil and vibrator placed in the circuit between the battery or magneto and the coils for the different cylinders, which are used without vibrators of their own. [ Webster 1913 Suppl. ]

n. One that vibrates, or causes vibration or oscillation of any kind; specif. (a) (Elec.) (1) A trembler, as of an electric bell. (2) A vibrating reed for transmitting or receiving pulsating currents in a harmonic telegraph system. (3) A device for vibrating the pen of a siphon recorder to diminish frictional resistance on the paper. (4) An oscillator. (b) An ink-distributing roller in a printing machine, having an additional vibratory motion. (a) (Music) A vibrating reed, esp. in a reed organ. (d) (Weaving) Any of various vibrating devices, as one for slackening the warp as a shed opens. (e) An attachment, usually pneumatic, in a molding machine to shake the pattern loose. (f) a small electrical device held in the hand, with a motor that causes the device and hand to vibrate, and is used for vibratory massage. [ Webster 1913 Suppl. +PJC ]

a. [ Cf. F. vibratoire. ] Consisting in, or causing, vibration, or oscillation; vibrating; as, a vibratory motion; a vibratory power. [ 1913 Webster ]