There are multiple definitions:

1. National Council on Disability(English)

   • Disability, Organizations (clinical)
   • https://ncd.gov/

2. noncardiac dyspnea(English)

   • HFpEF
   • Pulmonology

3. noncommunicable disease(English)

   • NCD-RisC, CDC, STD, T2DM
   • Classification, Transmissible disease

4. national coverage determination(English)

   • CMS
   • Financial issues
   • https://doi.org…NAHA.120.051456

5. non-chondrodystrophic(English)

   • process of endochondral ossification
   • CD, IVD
   • Musculoskeletal system, Veterinary medicine
   • https://doi.org…vjl.2012.10.011

6. neurocognitive disorder(English)

   • incidence is increasing as the population ages
   • Cognitive function, Neuropathy, Dementia
   • https://doi.org….focus.20160030

7. near convergence distance(English)

   • Ophthalmology