QA or qa may refer to:
Geography
- Qatar, ISO 3166-1 alpha-2 country code QA
Airline codes
- Aerocaribe (IATA airline code QA)
- Cimber (airline) (IATA airline code QA)
- MexicanaClick (IATA airline code QA)
Businesses and organizations
- QA Ltd, UK based training company
- Qatar Academy, or QA, an International Baccalaureate school in Doha, Qatar
- Qantas Airlines, or QA, the national airline of Australia, traded on the American Stock Exchange as: QAN
- Queen Alexandra Hospital, the largest hospital serving the city of Portsmouth, UK
Science and technology
- QA (robot), a two-wheeled balancing telepresence robot developed by Anybots
- .qa, the country code top level domain (ccTLD) for Qatar
- ATCvet code QA Alimentary tract and metabolism, a section of the Anatomical Therapeutic Chemical Classification System for veterinary medicinal products
- "Qa-1", a form of alloantigen
- Qualitative analysis (disambiguation)
- Qualitative inorganic analysis, when shortened to qualitative analysis, can be abbreviated to QA
- Quality assurance, a process or set of processes used to measure and assure the quality of a product
- Quantitative analysis (disambiguation), the application of quantitative techniques in various areas of data analysis (e.g. finance)
- Quantitative analysis (chemistry), the measurements of quantities of substances produced in reactions rather than simply noting the nature of the reactions
- Question answering, a type of information retrieval
Other uses
- Qa (cuneiform), a sign in cuneiform writing
- Qa (Cyrillic), a character used in the Kurdish alphabet
See also
- All pages with titles beginning with QA
- All pages with titles beginning with Qa
- All pages with titles containing QA
- Q&A (disambiguation)
- QAS (disambiguation)
- AQ (disambiguation)
- A (disambiguation)
- Q (disambiguation)