| ARCHPRIESTSHIPS | • ARCHPRIESTSHIP n. the office of archpriest. |
| DRAUGHTSPERSONS | • draughtspersons n. Plural of draughtsperson. • DRAUGHTSPERSON n. a gender-neutral term for draughtsman or draughtswoman. |
| HARPSICHORDISTS | • harpsichordists n. Plural of harpsichordist. • HARPSICHORDIST n. one who plays the harpsichord. |
| HYPERHYDROSISES | Sorry, definition not available. |
| INSTRUCTORSHIPS | • instructorships n. Plural of instructorship. • INSTRUCTORSHIP n. the office of instructor. |
| PSEUDOARTHROSES | • pseudoarthroses n. Plural of pseudoarthrosis. • PSEUDOARTHROSIS n. a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united, also PSEUDARTHROSIS. |
| PSEUDOARTHROSIS | • pseudoarthrosis n. Alternative form of pseudarthrosis. • PSEUDOARTHROSIS n. a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united, also PSEUDARTHROSIS. |
| PSYCHOSURGERIES | • psychosurgeries n. Plural of psychosurgery. • PSYCHOSURGERY n. cerebral surgery employed in treating psychic symptoms. |
| SPHAEROCRYSTALS | • sphaerocrystals n. Plural of sphaerocrystal. • SPHAEROCRYSTAL n. a rounded crystalline mass. |
| STRATIGRAPHISTS | • stratigraphists n. Plural of stratigraphist. • STRATIGRAPHIST n. a practitioner of stratigraphy, also STRATIGRAPHER. |
| SUBSTRATOSPHERE | • substratosphere n. The area of the atmosphere directly below the stratosphere. • SUBSTRATOSPHERE n. the area of the atmosphere below the stratosphere. |
| SUPERCARGOSHIPS | • SUPERCARGOSHIP n. the office of supercargo. |
| SUPERVISORSHIPS | • supervisorships n. Plural of supervisorship. • SUPERVISORSHIP n. the office of supervisor. |