| A/D | analog-to-digital [converter] |
|---|---|
| ADC | adult day care [facility]; affective disorders clinic; Aid to [Families with] Dependent Children; AI... |
| ADSL | asymmetrical digital single line |
| A-to-D | analog-to-digital |
| CDR | calcium-dependent regulator; clinical dementia rating; complementary determining region; computerize... |