Definition of "glyph" []

• Architecture A vertical groove, especially in a Doric column or frieze. (noun)
• A symbolic figure that is usually engraved or incised. (noun)
• A symbol, such as a stylized figure or arrow on a public sign, that imparts information nonverbally. (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.

• "Be particularly wary of terms that are familiar to only a small segment of your customers, such as the term glyph to mean symbol."
• "Julian Sanchez … can to give an example of specifically why you believe a certain glyph is a specific letter. i.e. why is the seahorse an N. Otto"
• "For example, when I visit Daring Fireball using Chrome, for some reason all of the left hand menu items disappear into a string of empty character symbols (the character you sometimes get in a font if a particular glyph is missing)."