In typography, a counter or aperture is the area of typeface anatomy that is entirely or partially enclosed by a letter form or a symbol (the counter-space/the hole of). Letters containing closed counters include A, B, D, O, P, Q, R, a, b, d, e, g, o, p, and q. Letters containing open counters include c, f, h, i, s etc. The digits 0, 4, 6, 8, and 9 also possess a counter.
- Maxymuk, John (1997). Using desktop publishing to create newsletters, handouts, and Web pages (Google books (snippet view)). Neal-Schuman. p. 33. ISBN 978-1-55570-265-6. Retrieved July 19, 2009. "Counter is the white space center of enclosed letters like Bb, Dd, Pp."
- Narang, Sumita (2006). Designing Websites: According to the Ancient Science of Directions (Google books (limited prview)). Smita Jain Narang. p. 74. ISBN 978-81-207-3071-7. Retrieved July 19, 2009. "Open space in a letter is called the counter or the aperture."
|This typography-related article is a stub. You can help Wikipedia by expanding it.|