| Word | Definitions | Synonyms |
|---|---|---|
| nostalgia | (noun) longing for something past | - |
| nostoc | (noun) found in moist places as rounded jellylike colonies | - |
| nostril | (noun) either one of the two external openings to the nasal cavity in the nose | Synonyms: anterior naris |
| nostrum | (noun) patent medicine whose efficacy is questionable | - |
| (noun) hypothetical remedy for all ills or diseases; once sought by the alchemists | Synonyms: catholicon, cure-all, panacea |