film speed
noun Photography.
Origin of film speed
First recorded in 1910–15
Words nearby film speed
film noir,
film pack,
film recorder,
film school,
film set,
film speed,
film star,
film strip,
film-maker,
filmable,
filmcard
British Dictionary definitions for film speed
film speed
noun
the sensitivity to light of a photographic film, specified in terms of the film's ISO rating
the rate at which the film passes through a motion picture camera or projector