| anopheline | (noun) any mosquito of the genus Anopheles | - |
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| aphelion | (noun) apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun | - |
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| nepheline | (noun) a whitish mineral consisting of sodium aluminum silicate or potassium aluminum silicate in crystalline form; used in the manufacture of ceramics and enamels | Synonyms: nephelite |
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| nephelinite | (noun) an igneous rock consisting of nepheline and pyroxene | - |
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| nephelite | (noun) a whitish mineral consisting of sodium aluminum silicate or potassium aluminum silicate in crystalline form; used in the manufacture of ceramics and enamels | Synonyms: nepheline |
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| phellem | (noun) (botany) outer tissue of bark; a protective layer of dead cells | Synonyms: cork |
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