n. The quality of being done or devised extempore [ Obs. ] Johnson. [ 1913 Webster ]
a. [ L. leporinus, fr. lepus, leporis, hare. See Leveret. ] (Zool.) Of or pertaining to a hare; like or characteristic of, a hare. [ 1913 Webster ]
n. Porosity. Wiseman. [ 1913 Webster ]