| APHELIOTROPISMS | • APHELIOTROPISM n. growth away from the sun. |
| MEGASPOROPHYLLS | • megasporophylls n. Plural of megasporophyll. • MEGASPOROPHYLL n. a specialised leaf bearing or subtending one or more megasporangia. |
| OPHTHALMOSCOPES | • ophthalmoscopes n. Plural of ophthalmoscope. • OPHTHALMOSCOPE n. an instrument for viewing the interior of the eye. |
| PALAEOGRAPHISTS | • palaeographists n. Plural of palaeographist. • palæographists n. Plural of palæographist. • PALAEOGRAPHIST n. a student of palaeography, also PALAEOGRAPHER. |
| PHARMACOPOLISTS | • pharmacopolists n. Plural of pharmacopolist. • PHARMACOPOLIST n. drug-seller; pharmacist; apothecary. |
| PHILANTHROPISTS | • philanthropists n. Plural of philanthropist. • PHILANTHROPIST n. one who practices philanthropy. |
| PHILOSOPHASTERS | • philosophasters n. Plural of philosophaster. • PHILOSOPHASTER n. an amateur or superficial philosopher. |
| PLETHYSMOGRAPHS | • plethysmographs n. Plural of plethysmograph. • PLETHYSMOGRAPH n. an instrument for measuring change in body part size due to blood flow. |
| PSILANTHROPISMS | • PSILANTHROPISM n. the denial of Christ's divinity. |
| PSILANTHROPISTS | • psilanthropists n. Plural of psilanthropist. • PSILANTHROPIST n. one who denies Christ's divinity. |
| SCAPHOCEPHALICS | • SCAPHOCEPHALIC n. someone having an abnormally long narrow skull. |
| SCAPHOCEPHALIES | • SCAPHOCEPHALY n. having an abnormally long and narrow boat-shaped skull. |
| SCAPHOCEPHALISM | • SCAPHOCEPHALISM n. the state of being scaphocephalic, having an abnormally long and narrow boat-shaped skull. |
| SCAPHOCEPHALOUS | • scaphocephalous adj. Synonym of scaphocephalic. • SCAPHOCEPHALOUS adj. having an abnormally long and narrow boat-shaped skull. |
| SPELEOTHERAPIES | • SPELEOTHERAPY n. an alternative or complementary method of therapy for treating asthma and other respiratory diseases, involving periods spent underground in a salt mine. |
| STAPHYLOPLASTIC | • staphyloplastic adj. Relating to staphyloplasty. • STAPHYLOPLASTIC adj. relating to staphyloplasty, plastic surgery involving the soft palate and the uvula. |