A transducer that generates an electric current proportional to the light intensity.

A loop of moving fluid (such as air or water) in which the motion results from differences in density caused by differences in temperature.

Alternative spelling of T cell (especially when used in attributive position)

(chemistry) An early electrical battery using zinc and graphite in dilute chromic acid

A cell produced by reproductive division of a cell during mitosis or meiosis.

Any of the cells within bone marrow whose function is to produce blood cells

(of an organism) Consisting of one cell; unicellular.

plural of cell membrane

A rechargeable battery

A cell, found in females, which merges with a sperm cell to form a zygote.