Tu-mŭlt'ū-ā'tion, n.
n. [Sp. tumultuacion, It. tumultuazione, Lat. tumultuatio.] Irregular or disorderly movement; commotion; as, the tumultuation of the parts of a fluid. [Obs.] Boyle.
n. [Sp. tumultuacion, It. tumultuazione, Lat. tumultuatio.] Irregular or disorderly movement; commotion; as, the tumultuation of the parts of a fluid. [Obs.] Boyle.