[corney91]

It's a pretty standard word used in quantum physics.

Source: I did a masters in the subject and remember reading it a lot.

[galaxyLogic]

There is something to it. If you say it is a "thought experiment" the interpretation is "of it's juts your thoughts right?" When you say "Gedanken ... " it means this is part of real research in physics (since E did it this way)