ALL meanings of a2

A a
  • noun a2 an advanced level of a subject taken for the General Certificate of Education, forming the second part of an A level course, after the AS level 3
  • adjective a2 A standard paper size, defined by ISO 216. 0
  • adjective a2 (virology) A type of Asian influenza virus. 0
  • adjective a2 (cardiology) Aortic second sound. 0
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