資料來源 : Webster's Revised Unabridged Dictionary (1913)

Autodynamic \Au`to*dy*nam"ic\, a. [Auto- + dynamic.]
   Supplying its own power, as a hydraulic ram.

Autodynamic \Au`to*dy*nam"ic\, a. [Auto- + dynamic.]
   Supplying its own power; -- applied to an instrument of the
   nature of a water-ram.