| LNAA | large neutral amino acid |
|---|---|
| NAA | N-acetyl aspartate; naphthaleneacetic acid; neutral amino acid; neutron activation analysis; neutrop... |
| ND | Doctor of Naturopathy; nasal deformity; natural death; Naval Dispensary; neonatal death; neoplastic ... |
| NEP | negative expiratory pressure; nephrology; neutral endopeptidase; no evidence of pathology |
| neut | neuter, neutral; neutrophil |