This course will not be deleted to preserve existing learning. However, this course is no longer maintained.
If you are currently on this course, subscribe to the course at http://www.memrise.com/course/948/sat-comprehensive/ and click "auto-ignore" to learn the rest of the words on an updated course. This will not erase your learning history.
If have not started learning words on this course, simply unsubscribe and visit the course above.