| A | Artery |
|---|---|
| A & P | Auscultation & Percussion; 청진(聽診) 및(과) 타진(打診) |
| A + H | accident & health [policy] |
| A x s | ampere per second |
| A [band] | the dark-staining zone of a striated muscle |
| A&A | aid and attendance; awake and aware |
| A&B | apnea and bradycardia |
| A&BC | air and bone conduction |
| A&D | admission and discharge; ascending and descending |
| A&I | allergy and immunology |