Sensitometer
Pronunciation : Sen`si*tom"e*ter
Part of Speech : n.
Definition : Defn: An instrument or apparatus for comparing and grading the sensitiveness of plates, films, etc., as a screen divided into squares of different shades or colors, from which a picture is made on the plate to be tested.
[See Sensitive; -meter.] (Photog.)
Source : Webster's Unabridged Dictionary, 1913