(physics, rare) A theoretical but not yet detected particle proposed to explain, among other things, the mechanisms of gravity; a gauge boson.

Alternative form of file photo

plural of photoablation

Exhibiting photoabsorption.

plural of photographic artist

plural of photoacclimation

plural of photographic paper

(photography) paper or card coated with a light-sensitive emulsion, typically containing silver salts

(physics) The effect of (varying intensities of) light on the absorbance of a material

plural of photoabsorbance