[f. THROB v. + -ING1.] The action of the verb THROB in various senses; an instance of this; pulsation, beating; vibration; rhythmic movement.
1676. Wiseman, Chirurg. Treat., VI. vi. 430. In the depending Orifice there was a throbbing of the Arteriall bloud.
1758. J. S., Le Drans Observ. Surg. (1771), 152. He felt frequent Throbbings or Shootings in the Tumour.
1889. Doyle, Micah Clarke, 234. On every side of us sounded the throbbing of the sea.