opencourse
nounUK /ˈəʊpən kɔːs/
US /ˈoʊpən kɔːrs/
An open course is a class that anyone can join for free.
She learned to code by taking an open course online.
OTHER MEANINGS
2. A route or path that is clear and not blocked.
The runners chose an open course through the park.
3. A school subject available to all students without special requirements.
The school added an open course in art for beginners.
4. A golf course that is free of obstacles on a particular hole.
He aimed straight down the open course toward the green.