demy

enUK

de·my

D0128100 (dĭ-mī′)n. pl. de·mies Any of several standard sizes of paper, especially paper measuring 16 by 21 inches.
[Alteration of demi-.]

demy

(dɪˈmaɪ) n, pl -mies1. (Printing, Lithography & Bookbinding) a. a size of printing paper, 17 by 22 inches (444.5 × 571.5 mm)b. a size of writing paper, 15 by 20 inches (Brit) (393.7 × 508 mm) or 16 by 21 inches (US) (406.4 × 533.4 mm)2. (Printing, Lithography & Bookbinding) either one of two book sizes, 8 by 5 inches (demy octavo) or (chiefly Brit) 11 by 8 inches (demy quarto)[C16: see demi-]