TCP/IP - Transmission Control Protocol/Internet Protocol
The Internet's communication protocol.
(See Internet, protocol.)
Text
A file that contains only letters and numbers (ASCII signs). Its filename always ends with "txt". (See filename extension.)
Thread
A group of newsgroup messages relating to the same subject. (See Newsreader, newsgroups, news server, Usenet.)
Toolbar buttons
Buttons in an application that let the user operate desired options immediately, without needing to search in various menus. Netscape's toolbar buttons, for example, include "Open", "Back", and "Forward".