For instance, did you know that some letters, such as uppercased K and R have legs, whereas others, such as lowercased N and M have shoulders? Many typefaces even include ears—that little stroke that extends outward from the top of lowercased G, in some cases—and the S has a spine, the main curved stroke on the inside of the letter.
But not all terms are connected to human anatomy: The "x-height" measures the height of lowercased letters, and the cap height measures the capitals'.
To learn more typographic terminology, check out the infographic. Tap or click to see a larger version.
Laura Forer is a freelance writer, email and content strategist, and crossword puzzle enthusiast. She's an assistant editor at MarketingProfs, where she manages infographic submissions, among other things.