| ARCHPRIESTSHIPS | • ARCHPRIESTSHIP n. the office of archpriest. |
| BISPHOSPHONATES | • bisphosphonates n. Plural of bisphosphonate. • BISPHOSPHONATE n. any of a family of drugs primarily used to prevent and treat osteoporosis. |
| HAPHAZARDNESSES | • HAPHAZARDNESS n. HAPHAZARD, marked by lack of plan, order, or direction. |
| HEADMASTERSHIPS | • headmasterships n. Plural of headmastership. • HEADMASTERSHIP n. the office of headmaster. |
| HYPERAESTHESIAS | • hyperaesthesias n. Plural of hyperaesthesia. • HYPERAESTHESIA n. excessive sensitivity, also HYPERESTHESIA. |
| HYPERHYDROSISES | Sorry, definition not available. |
| PHILOSOPHASTERS | • philosophasters n. Plural of philosophaster. • PHILOSOPHASTER n. an amateur or superficial philosopher. |
| PHOSPHOROSCOPES | • phosphoroscopes n. Plural of phosphoroscope. • PHOSPHOROSCOPE n. an instrument for measuring the duration of phosphorescence after the source of radiation causing it has been removed. |
| PHOTOSYNTHESISE | • photosynthesise v. Alternative spelling of photosynthesize. • PHOTOSYNTHESISE v. to carry out photosynthesis. |
| PSYCHOHISTORIES | • psychohistories n. Plural of psychohistory. • PSYCHOHISTORY n. historical analysis or interpretation using psychological and psychoanalytic methods. |
| PSYCHOSYNTHESES | • psychosyntheses n. Plural of psychosynthesis. • PSYCHOSYNTHESIS n. a form of psychotherapy combining psychoanalytic techniques with meditation and exercise. |
| PSYCHOSYNTHESIS | • psychosynthesis n. A form of psychology based on the direct experience of the self. • PSYCHOSYNTHESIS n. a form of psychotherapy combining psychoanalytic techniques with meditation and exercise. |
| STADHOLDERSHIPS | • stadholderships n. Plural of stadholdership. • STADHOLDERSHIP n. the office of stadholder, a Dutch viceroy or provincial governor, also STADHOLDERATE, STADTHOLDERATE, STADTHOLDERSHIP. |
| SUPERPHOSPHATES | • superphosphates n. Plural of superphosphate. • SUPERPHOSPHATE n. acid phosphate. |