| AARP | American Association of Retired Persons |
|---|---|
| ADTP | attitude toward disabled persons [scale] |
| ad | add [Lat. adde] let there be added [up to a specified amount] [Lat. addetur]; axiodistal; right ear ... |
| NES | not elsewhere specified |
| NOS | network operating system; nitric oxide synthetase; non-organ-specific; not on staff; not otherwise s... |