| HEPA | high-efficiency particulate air [filter] |
|---|---|
| misc | miscarriage; miscellaneous |
| ADD | 1) Attention Deficit Disorder = Hyperkinetic Syndrome &nbs... |
| ad | add [Lat. adde] let there be added [up to a specified amount] [Lat. addetur]; axiodistal; right ear ... |
| ADD | acceptable daily dose; adduction; adenosine deaminase; attentional deficit disorder; average daily d... |