Format
Pronunciation : For`mat" (for`ma" or for`m?t")
Part of Speech : n.
Definition : Defn: The shape and size of a book; hence, its external form.
The older manuscripts had been written in a much larger format than that found convenient for university work. G. H. Putnam.
One might, indeed, protest that the format is a little too luxurious. Nature.
[F. or G. Cf. Formation.] (Print.)
Source : Webster's Unabridged Dictionary, 1913