| Word | Definitions | Synonyms |
|---|---|---|
| nacelle | (noun) a streamlined enclosure for an aircraft engine | - |
| nacho | (noun) a tortilla chip topped with cheese and chili-pepper and broiled | - |
| nacre | (noun) the iridescent internal layer of a mollusk shell | Synonyms: mother-of-pearl |
| nacreous | (adjective) consisting of or resembling mother-of-pearl | - |
| (adjective) having a play of lustrous rainbow colors | Synonyms: iridescent, opalescent, opaline, pearlescent |