For the use of this term in sociology
(1) is a program on the UNIX system
that receives textual input from a file or from another program one screenful at a time, passes it as output, waits for the user to press a key at the terminal before repeating the process.
When the input ends, more
dumps all buffered output to the terminal. According to the manual page, more
appeared in BSD
3.0, which was released in 1978. A clone of more
was added to MS-DOS
2.0. An improved version called less
allows scrolling both forward and backward through the text.
By default, the online manual pages are viewed through more.