DEFINITION of 'Windfall Tax'. A tax levied by governments against certain industries when economic conditions allow those industries to experience above-average profits. Windfall taxes are primarily levied on the companies in the targeted industry that have benefited the most from the economic windfall, most often commodity-based businesses.
acute leukemia leukemia in which the involved cell line shows little or no differentiation, usually consisting of blast cells; two types are distinguished, acute lymphoblastic leukemia and acute myelogenous leukemia. acute granulocytic leukemia acute myelogenous leukemia.
granular l's leukocytes containing abundant granules in the cytoplasm, including neutrophils, eosinophils, and basophils. Called also granulocyte. neutrophilic leukocyte neutrophil (def. 2). nongranular l's leukocytes without specific granules in the cytoplasm, including lymphocytes and monocytes.Called also agranular leukocytes. polymorphonuclear leukocyte any fully developed, segmented granular leukocyte whose nuclei contain multiple lobes joined by filamentous connections, especially a neutrophil. lymphokine elaborated by activated T or B lymphocytes that inhibits polymorphonuclear leukocyte migration. polymorphonuclear leukocyte. any of the fully developed, segmented cells of the granulocyte series, especially a neutrophil, whose nuclei contain three or more lobes joined by filamentous connections.