(anatomy) A type of multipolar neuron found in areas of the brain including the cerebral cortex, the hippocampus, and the amygdala.

(chemistry) A galvanic cell in which both half cells are of the same composition, differing only by concentration.

(chemistry) A device that produces an electric current through simultaneous oxidation and reduction reactions occurring at two connected half cells.

Alternative spelling of photocell

plural of photosensitive retinal ganglion cell

plural of intrinsically photosensitive retinal ganglion cell

plural of melanopsin-containing retinal ganglion cell

(pathology, Britain) A severe hereditary form of anaemia, mainly affecting people of African origin, in which mutated haemoglobin distorts red blood cells into a crescent shape, causing the cells to become stuck in capillaries. Downstream tissues are thus deprived of oxygen causing ischaemia and infarction.

(hematology, cytology, immunology) A type of blood cell that is involved with an immune response, or part of the immune system.

(hematology, cytology) A type of cell in the blood of vertebrates that contains hemoglobin and transports oxygen from the lungs to the tissues; an erythrocyte.