what does interferon mean
interferon inÂ·terÂ·ferÂ·on (Ä­n'tÉr-fÄr'Ån') n. Abbr. IFN. Any of a group of glycoproteins that are produced by different cell types in response to various stimuli, such as exposure to viruses, and that block viral replication in newly infected cells and, in some cases, modulate specific cellular functions. interferon in Science.