What does CUI stand for?

What does CUI mean?

CUI	Custom User Interface Computing » General
CUI	Common User Interface Academic & Science » Electronics
CUI	Concrete User Interface Miscellaneous » Unclassified
CUI	Carrillo, Colombia Regional » Airport Codes
CUI	Conceptual Unit Identifier Miscellaneous » Unclassified
CUI	Complete Unstructured Information Miscellaneous » Unclassified
CUI	Composite User Interface Miscellaneous » Unclassified
CUI	chronic urinary infection Medical » British Medicine
CUI	chronic uterine infection Medical » British Medicine