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De*vel"op*er (?), n.


One who, or that which, develops.

2. (Photog.)

A reagent by the action of which the latent image upon a photographic plate, after exposure in the camera, or otherwise, is developed and visible.


© Webster 1913

De*vel"op*er, n.

One that develops; specif.:

(a) (Photog.)

A chemical bath or reagent used in developing photographs.

(b) (Dyeing)

A reagent used to produce an ingrain color by its action upon some substance on the fiber.


© Webster 1913