quartō, adv., v quartus fin.
quartō adv. quartus, for the fourth time , O. ...
An Elementary Latin Dictionary
·adj Having four leaves to the sheet; of the form or size of a quarto. II. Quarto ·noun Originally,...
Webster's Dictionary of the English Language
·adj Having twenty-four leaves to a sheet; as, a vigesimo-quarto form, book, leaf, size, ·etc. II. ...