Lewis & Short

mictŭālis, e, adj. [mingo] (only post class).

  1. I. Relating to the passing of urine, wrinary: via, Cael. Aur. Tard. 5, 10, 91: viae, id. ib. 5, 10, 121.
    Hence, subst.: mictŭālis, is, f., the urinary passage, Cael. Aur. Tard. 5, 4, 65.
  2. II. That promotes urine, diuretic: virtus, App. Herb. 117.
    Subst.: mictŭāle, is, n., a diuretic, Cael. Aur. Tard. 5, 10, 122 al.