Deprecate A deprecated markup command or attribute is one that is outdated and may not work
with future web browsers. Deprecated commands should not be used in your markup.
Descender The part of a lowercase letter (g, j, p, q or y), that falls below the baseline of the letters.
Desktop publisher Software that allows text and graphics to be imported from other applications and then arranged and laid out for the production of a printed document.
Dial-up modem A modem that uses the normal telephone network, dialing up the internet service provider whenever internet access is required. Unlike with a broadband modem, the system is not always on. It also ties up the telephone lines since it uses the same bandwidth as normal telephone signals.