|the offspring of a zebra and a donkey.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
lymphocytosis lym·pho·cy·to·sis (lĭm'fō-sī-tō'sĭs)
A condition marked by an abnormal increase in the number of lymphocytes in the bloodstream, usually resulting from infection or inflammation. Also called lymphocythemia, lymphocytic leukocytosis.