| COMPOTATIONSHIP | • COMPOTATIONSHIP n. being a drinking companion. |
| DIAPHOTOTROPIES | • DIAPHOTOTROPY n. the state of being diaphototropic, turning transversely to the light. |
| DIAPHOTOTROPISM | • DIAPHOTOTROPISM n. the state of being diaphototropic, turning transversely to the light. |
| HYPOPITUITARISM | • hypopituitarism n. (Medicine) A decrease in secretion of one or more of the eight hormones normally produced by the pituitary gland. • HYPOPITUITARISM n. deficient production of growth hormones by the pituitary gland. |
| INTERPRETERSHIP | • interpretership n. A qualification in interpreting. • interpretership n. The state of being an interpreter. • INTERPRETERSHIP n. the office of interpreter. |
| PANOPHTHALMITIS | • panophthalmitis n. (Medicine) The inflammation of all coats of the eye, including intraocular structures. • PANOPHTHALMITIS n. inflammation of the whole eye, also PANOPHTHALMIA. |
| PERIHEPATITISES | • PERIHEPATITIS n. inflammation of the peritoneum covering the liver. |
| PERITYPHLITISES | • PERITYPHLITIS n. inflammation of some part near the caecum or blindgut. |
| PETROPHYSICISTS | • petrophysicists n. Plural of petrophysicist. • PETROPHYSICIST n. a student of petrophysics. |
| PHILANTHROPISTS | • philanthropists n. Plural of philanthropist. • PHILANTHROPIST n. one who practices philanthropy. |
| PHOSPHATISATION | • phosphatisation n. Alternative form of phosphatization. • PHOSPHATISATION n. the act of phosphatising, also PHOSPHATIZATION. |
| PHOSPHATIZATION | • phosphatization n. The conversion of something into a phosphate. • phosphatization n. The treatment of something with phosphate or phosphoric acid. • PHOSPHATIZATION n. the act of phosphatizing, also PHOSPHATISATION. |
| PHYSIOTHERAPIST | • physiotherapist n. A therapist who treats physical injury or dysfunction, usually with exercise. • PHYSIOTHERAPIST n. one who practises physiotherapy. |
| PSILANTHROPISTS | • psilanthropists n. Plural of psilanthropist. • PSILANTHROPIST n. one who denies Christ's divinity. |
| PTERIDOPHILISTS | • PTERIDOPHILIST n. a fern-lover. |