Cua or CUA may refer to: Organizations Catholic University of America Canberra United Academy Center for Ultracold Atoms, a division of the MIT Physics Department in conjunction with Harvard University China United Airlines (ICAO airline designator) CUA (company), an abbreviated term for a credit union based in Brisbane, Queensland, Credit Union Australia. Other uses Cua language Cúa, a city in Venezuela Cua, a form of Cai (surname), an ethnic Chinese surname Calciphylaxis, a syndrome affecting small blood vessels, also known as calcific uremic arteriolopathy (CUA) Cost–utility analysis, a form of economic analysis used to guide procurement decisions Common User Access, a specification for user-computer interfaces, written by IBM Compassionate Use Act, California Proposition 215 CUA, a codon for the amino acid leucine