A type of pointing device that uses a ball to control the cursor on a screen.

A path or course that is followed.

एक मार्ग या पथ जो अनुसरण किया जाता है।

English Usage: The track ball allowed him to follow the race easily.

Hindi Usage: ट्रैक बॉल ने उसे दौड़ का अनुसरण करना आसान बना दिया।