| DYSPROSIUMS | • DYSPROSIUM n. a rare-earth metal used in nuclear research. |
| PRESBYTISMS | • PRESBYTISM n. presbyopia. |
| PROSELYTISMS | • proselytisms n. Plural of proselytism. • PROSELYTISM n. conversion. |
| SYMPATHISERS | • sympathisers n. Plural of sympathiser. • SYMPATHISER n. one who sympathises, also SYMPATHIZER. |
| SYMPOSIARCHS | • symposiarchs n. Plural of symposiarch. • SYMPOSIARCH n. the master, director, etc. of a feast or conference. |
| HYPSOMETRISTS | • HYPSOMETRIST n. a practitioner of hypsometry, the measuring the heights of places on the earth's surface. |
| PARAPSYCHISMS | • PARAPSYCHISM n. panpsychistic parallelism. |
| PARASYMBIOSES | • PARASYMBIOSIS n. the symbiotic relationship that occurs between certain species of fungi and lichens. |
| PARASYMBIOSIS | • parasymbiosis n. (Biology) The condition of being parasymbiotic. • PARASYMBIOSIS n. the symbiotic relationship that occurs between certain species of fungi and lichens. |
| PROSYLLOGISMS | • prosyllogisms n. Plural of prosyllogism. • pro-syllogisms n. Plural of pro-syllogism. • PROSYLLOGISM n. a syllogism whose conclusion forms the premise of another. |
| SAPROPHYTISMS | • SAPROPHYTISM n. being a saprophyte. |
| COMMISSARYSHIP | • commissaryship n. The position or employment of a commissary. • COMMISSARYSHIP n. the office of commissary. |
| PSYCHOMETRISTS | • psychometrists n. Plural of psychometrist. • PSYCHOMETRIST n. one who practises psychometry. |
| SYMPIESOMETERS | • sympiesometers n. Plural of sympiesometer. • SYMPIESOMETER n. instrument for measuring pressure of a current. |
| COMMISSARYSHIPS | • commissaryships n. Plural of commissaryship. • COMMISSARYSHIP n. the office of commissary. |
| MICROPHYSICISTS | • microphysicists n. Plural of microphysicist. • MICROPHYSICIST n. a physicist who specializes in microphysics. |
| SUPERSYMMETRIES | • supersymmetries n. Plural of supersymmetry. • SUPERSYMMETRY n. the correspondence between fermions and bosons of identical mass that is postulated to have existed during the opening moments of the big bang and that relates gravity to the other forces of nature. |
| TRYPANOSOMIASES | • trypanosomiases n. Plural of trypanosomiasis. • TRYPANOSOMIASIS n. infection with or disease caused by trypanosomes. |
| TRYPANOSOMIASIS | • trypanosomiasis n. (Pathology) Any of several diseases or infections caused by a trypanosome. • TRYPANOSOMIASIS n. infection with or disease caused by trypanosomes. |