Definitions for "Large Print"
A book that is made with larger than usual print for the visually impaired.
Printed in large type for the visually challenged.
A print type that is larger than 13.9 printer's points or about 4.5 millimeters from the top of the ascenders to the bottom of the descenders in lowercase.
Keywords:  caract, gros, glare, readability, ease
Books and periodicals set in 16 or 18 point type, sometimes larger, with more white space, thick dark characters and non-glare paper to provide ease of readability.
Text in 14 point format or above.
impression en gros caractères A publication using 14 point type or larger.