|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|the offspring of a zebra and a donkey.|
|1.||(of the lower jaw) projecting beyond the upper jaw; underhung|
|2.||See overshot (of a water wheel) driven by a flow of water that passes under the wheel rather than over it|
undershoot un·der·shoot (ŭn'dər-sh&oomacr;t')
A temporary decrease below the final steady-state value that may occur immediately following the removal of an influence that had been raising that value.