Descender: In type it is the part of the letterform that dips below the baseline; usually refers to lowercase letters and some punctuation, but some typefaces do have uppercase letters with descenders as well.
Dingbat typeface: A typeface made up of non-alphabetic marker characters such as arrows, asterisks, encircled numbers or even icons.
Discretionary hyphen: A hyphen that only occurs if the word appears at the end of a line, not if the word appears in the middle of a line.
Display type: Large and/or decorative type used for headlines and as graphic pieces in displays . The most common sizes are 14, 18, 24, 30, 36, 48, 60, and 72 point.
Dither: For digital halftones the creation of a flat bitmap by simply running dots off or on. All dots are the same size there are simply more of them in dark areas and fewer of them in light areas - as opposed to the deep bitmaps used in gray-scale images.
DPI (dots per inch): This is the unit of measurement used to describe the resolution of a printed output. The most common desktop laser printers output at 300 dpi. Medium-resolution printers output at 600 dpi. Image setters output at 1270-2540 dpi.
Duotone: A halftone image printed with two colors, one is dark and the other is light. The same photograph is halftoned twice. Using the same screen at two different angles and combining the two improves the detail and contrast.
|
