Syntactic interoperability.
Not exactly a popular topic of conversation at most dinner parties. But
it's an important concept to grasp if you're in medical informatics.
It helps if you understand the concept of syntax
in the English language itself. The best way to explain syntax is by
listening to someone who ignores it. Jedi Master Yoda, for instance, was famous for lines like "Truly wonderful, the mind of a child is" and "Much to learn, you still have."