| ACHAENOCARPS | • achaenocarps n. Plural of achaenocarp. • ACHAENOCARP n. any dry indehiscent fruit. | 
| ANAPHRODISIA | • anaphrodisia n. (Medicine) Lack of desire for sex. • ANAPHRODISIA n. lessening of sexual desire. | 
| GRAPHOMANIAS | • graphomanias n. Plural of graphomania. • GRAPHOMANIA n. an obsession with writing. | 
| NAPRAPATHIES | • NAPRAPATHY n. (Czech) medical treatment by manipulation of spine, thorax or pelvis. | 
| PACHYSANDRAS | • pachysandras n. Plural of pachysandra. • PACHYSANDRA n. (Greek) a Japanese tree with evergreen leaves. | 
| PANPHARMACON | • panpharmacon n. (Dated) A medicine for all diseases; a panacea. • PANPHARMACON n. a universal remedy. | 
| PARAGNATHISM | • PARAGNATHISM n. having equal mandibles. | 
| PARAGNATHOUS | • paragnathous adj. (Zoology) having both mandibles of equal length, with the tips meeting, as in certain birds. • PARAGNATHOUS adj. having equal mandibles. | 
| PARAGRAPHING | • paragraphing v. Present participle of paragraph. • paragraphing n. A division into paragraphs. • PARAGRAPH v. to split up into paragraphs. | 
| PARAPHRASING | • paraphrasing v. Present participle of paraphrase. • paraphrasing n. A paraphrased statement. • PARAPHRASE v. to restate in different words. | 
| PARAPHRENIAS | • paraphrenias n. Plural of paraphrenia. • PARAPHRENIA n. any mental disorder of the paranoid type. | 
| PARASYNTHETA | • parasyntheta n. Plural of parasyntheton. • PARASYNTHETON n. a word derived from a compound, e.g. come-at-able. | 
| PARATANIWHAS | • PARATANIWHA n. (Maori) a New Zealand plant with pink and red serrated leaves. | 
| PARENCEPHALA | • parencephala n. Plural of parencephalon. • PARENCEPHALON n. a cerebral hemisphere. | 
| PARENCHYMATA | • parenchymata n. Plural of parenchyma. • PARENCHYMA n. the ordinary soft thin-walled tissue of plants, not differentiated into conducting or mechanical tissue. |