a protein fraction of blood plasma that responds to stimulation of antigens, as bacteria or viruses, by forming antibodies: administered therapeutically in the treatment of some viral diseases.
any of a group of proteins in blood plasma that includes most known antibodies
gamma globulin n.
A protein fraction of blood serum containing numerous antibodies, used in the prevention and treatment of certain diseases, such as measles, poliomyelitis, and hepatitis.
[gam-uh-gram] /ˈgæm əˌgræm/ noun 1. a record of the intensity and distribution of radioactivity in tissue following the application of radioactive tracers; scintigram.
noun 1. Metallurgy. an allotrope of iron, stable between 910°C and 1400°C and having a face-centered cubic lattice. noun 1. an allotrope of iron that is nonmagnetic and exists between 910°C and 1400°C
- Gamma knife
noun 1. an machine that uses radiation with extreme accuracy to destroy abnormal tissue, esp in the brain noun a medical device using intersecting beams of gamma rays to treat brain tumors and lesions
noun, Physics. 1. a photon of penetrating electromagnetic radiation (gamma radiation) emitted from an atomic nucleus. 2. a photon emitted by an electron as a result of internal conversion. 3. electromagnetic radiation with wavelengths shorter than approximately one tenth of a nanometer. gamma ray n. Electromagnetic radiation emitted from the nucleus of an atom by […]