n. [ L. cachinnatio, fr. cachinnare to laugh aloud, cf. Gr. kacha`zein. ] Loud or immoderate laughter; -- often a symptom of hysterical or maniacal affections. [ 1913 Webster ]

Hideous grimaces . . . attended this unusual cachinnation. Sir W. Scott. [ 1913 Webster ]

n. [ L. machinatio: cf. F. machination. ] 1. The act of machinating. Shak. [ 1913 Webster ]

2. That which is devised; a device; a hostile or treacherous scheme; an artful design or plot. [ 1913 Webster ]

Devilish machinations come to naught. Milton. [ 1913 Webster ]

His ingenious machinations had failed. Macaulay. [ 1913 Webster ]