any of several flies of the family Bibionidae that appear during spring and early summer.
noun, Pathology. 1. See under . noun, Pathology. 1. a hairline crack in a bone, especially of a foot or leg, caused by repeated or prolonged stress and often occurring in runners, dancers, and soldiers (march fracture) march fracture n. A fatigue fracture occurring in a metatarsal bone of the foot. stress fracture n. A […]
- March hemoglobinuria
march hemoglobinuria n. Hemoglobinuria occurring after prolonged or heavy physical exercise.
- Marchiafava-bignami disease
Marchiafava-Bignami disease Mar·chia·fa·va-Bi·gna·mi disease (mär’kyə-fä’və-bĭ-nyä’mē, -bē-) n. Degeneration of the corpus callosum, characterized by mental deterioration, dementia, and convulsions, and occurring predominately in chronic alcoholics.
- Marchiafava-micheli syndrome
Marchiafava-Micheli syndrome Marchiafava-Mi·che·li syndrome (-mē-kě’lē) n. See paroxysmal nocturnal hemoglobinuria.