a fellow inmate in a prison cell.
- Cell-mediated immunity
immunity independent of antibody but dependent on the recognition of antigen by T cells and their subsequent destruction of cells bearing the antigen or on the secretion by T cells of lymphokines that enhance the ability of phagocytes to eliminate the antigen. cell-mediated immunity n. Abbr. CMI Immunity resulting from a cell-mediated immune response. Also […]
the semipermeable membrane enclosing the cytoplasm of a cell. Historical Examples noun a very thin membrane, composed of lipids and protein, that surrounds the cytoplasm of a cell and controls the passage of substances into and out of the cell Also called plasmalemma, plasma membrane cell membrane n. The semipermeable membrane that encloses the cytoplasm […]
pertaining to the sky or visible heaven, or to the universe beyond the earth’s atmosphere, as in celestial body. pertaining to the spiritual or invisible heaven; heavenly; divine: celestial bliss. of or relating to celestial navigation: a celestial fix. (initial capital letter) of or relating to the former Chinese Empire or the Chinese people. an […]
cellular phone. Contemporary Examples cell phone (cellular telephone) A portable telephone that uses wireless cellular technology to send and receive phone signals. This technology works by dividing the Earth into small regions called cells. Within each cell the wireless telephone signal goes over its assigned bandwidth to a cell tower, which relays the signal to […]