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.
The granules discharge their contents into the vacuole containing the organism. As this occurs, the granules of the neutrophil are depleted ( degranulation). A metabolic process within the granules produces hydrogen peroxide and a highly active form of oxygen (superoxide), which destroy the ingested bacteria.