| Abbreviation | Definition |
|---|---|
| NGT | Naso Gastric Tube |
| NGT | NasoGastric Tube |
| NGU | Non Gonoccocal Urethritis |
| NH | Natural Health |
| NH | Neurologic History |
| NH | Nursing Home |
| NHCI | National Health Council, Inc. |
| NHD | National Help Desk |
| NHF | Nasal High Flow |
| NHF | Normal Human Fibroblasts |
| NHK | Normal Human Keratinocytes |
| NIA | Neuromuscular Integrative Activity |
| NIBD | Neurofilament Inclusion Body Disease |
| NICE | National Intensive Care Evaluation |
| NICMP | Non-ischemic Cardiomyopathy |
| NICO | Neuralgia Inducing Cavitational Osteonecrosis |
| NIDDM | Non Insulin Dependent Diabetes Mellitus |
| NIHL | Noise-Induced Hearing Loss |
| NIL | Nothing |
| NIM | Neural Impulse Maximizer |