(informal) A photographer, especially a professional one.

Producing a voltage when exposed to light.

(physics) a device that absorbs radiant energy and converts it into electrical energy

(astronomy) A visible surface layer of a star, and especially that of a sun.

(biology) The movement of a plant towards or away from light.

(military) Photography obtained by simultaneous exposure of three cameras systematically disposed in the air vehicle at fixed overlapping angles relative to each other in order to cover a wide field.

Any of several techniques used to record regions of different refractive index in a fluid; especially used to visualize the flow of air around objects

In a photographic manner. / Using photography.

(physics) A situation in which all of the energy of a photon is transferred to an atom or molecule

A photoelectric cell.