fog produced by the nocturnal cooling of the surface boundary layer to a temperature at which its content of water vapor condenses.
- Radiation of corpus callosum
radiation of corpus callosum n. The radiation of the fibers of the corpus callosum in the medullary center of each cerebral hemisphere.
- Radiation pattern
noun 1. the graphic representation of the strength and direction of electromagnetic radiation in the vicinity of a transmitting aerial Also called antenna pattern
- Radiation physics
noun a branch of physics concerned with the effects of radiation, esp. from space Examples Radiation physics is the study of ionizing radiation and its effects on matter. Word Origin 1936
- Radiation poisoning
noun a systemic condition caused by excessive exposure to radiation, as from a nuclear explosion or accident; also called radiation sickness Examples The severity of symptoms and sickness in radiation poisoning depend on the amount and length of exposure. Word Origin 1947