Any of several standard sizes of paper, especially paper measuring 16 by 21 inches.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "demy" in a sentence
"He was elected "demy" (at Magdalen, scholars bear this name) the first year (1689) after the Revolution, when the fellows of"
""The size most in fashion was that now known as the demy folio, of which the leaf is about ten inches wide and fifteen inches long, but smaller sizes were often made."
"Ant. & Cl.I. v. 24 [Antony] The demy Atlas of this Earth, the Arme And Burganet of men."