PC Adjunct is a job title that refers to a person who provides technical support for computers and other related equipment. The term can be broken down into three crossword solutions: MOUSE (5 letters), Modem (5 letters), and CRT (3 letters). A MOUSE is an input device used to control the movement of a cursor on a computer screen. A modem is a device that allows computers to connect to the internet. Finally, a CRT is a type of display technology used in older computer monitors.