n. 1. (Physical Geography). a. the inundation of land that is normally dry through the overflowing of a body of water, esp a river. b. the state of a river that is at an abnormally high level (esp in the phrase in flood).
The U.S. Food and Drug Administration (FDA) is an agency of the United States Department of Health and Human Services and is responsible for the safety regulation of most types of foods, dietary supplements, drugs, vaccines, biological medical products, blood products, medical devices, radiation-emitting devices, veterinary products, and cosmetics.
The Food and Drug Administration (FDA) is responsible for regulating the sources of radiation that are used to irradiate food. FDA approves a source of radiation for use on foods only after it has determined that irradiating the food is safe.