To Remove or uninstall the program on MAC OS Follow These Steps,
Step 1: On the Go menu, click Applications.
Step 2: Drag the app which you need to remove from the Applications folder to the Trash
(Located at the end of the Dock)
Step 3: Then, Choose Finder –> Empty Trash.
(Note: This will permanently remove the app from the MAX OS X )
If you need the app again, before emptying the Trash, Then follow the Step 4.
Step 4: select the app in the Trash, then choose File –> Put Back.
So that you will get the app back.