undiˈsturbable,a. (un-1 7 b, 5 b.) 1577J. Knewstub Confut. (1579) 61 b, An everlasting fast standing Jerusalem,..the which is the very true vndisturbable Kingdome.1883T. M. Healy in Pall Mall G. 28 Dec. 2/1 Then in turn the new Act becomes perfect, final, and undisturbable.