a. Obs. rare. [f. L. tacēre to be silent + -ID1; cf. acid from L. acēre.] = TACIT.
1651. J. F[reake], Agrippas Occ. Philos., 119. Whence also the tacid consents of animals seem to agree with divine bodies.
1659. T. Pecke, Parnassi Puerp., 38. In the Chest lockt up, or your most Tacid Breast.
Hence † Tacidly adv. = TACITLY.
1640. G. Sandys, Christs Passion, III. 255. Nor Loaves, so tacidly increast, Againe so many thousands feast.