| abs | conf absolute configuration |
|---|---|
| ACR | abnormally contracting region; absolute catabolic rate; acriflavine; adenomatosis of colon and rectu... |
| AGC | absolute granulocyte count; automatic gain control |
| AIU | absolute iodine uptake; antigen-inducing unit |
| AL | absolute latency; acinar lumen; acute leukemia; adaptation level; albumin; alcoholism [and other dru... |