TRACKBALL


Meaning of TRACKBALL in English

n.

Pronunciation: ' trak- ˌ bo ̇ l

Function: noun

Date: 1967

: a ball that is mounted usually in a computer console so as to be only partially exposed and that is rotated to control the movement of a cursor on a display

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.