(transitive) To undo or reverse the end or ending of

(informal) Jocklike.

(military) The specified situation at the successful completion of the final phase of a military operation. / Used other than figuratively or idiomatically: Any ending state..

(biochemistry, pharmacology) A poisonous alkaloid present in henbane that is the stereoisomer of atropine, with similar properties to hyoscine, and used medicinally to treat abdominal pain and simi...