| ANDESYTES | • andesytes n. Plural of andesyte. • ANDESYTE n. a volcanic rock, also ANDESITE. |
| DESSYATIN | • DESSYATIN n. (Russian) a measure of land, also DESSIATINE, DESSYATINE, DESYATIN. |
| DESYATINS | • desyatins n. Plural of desyatin. • DESYATIN n. (Russian) a measure of land, also DESSIATINE, DESSYATIN, DESSYATINE. |
| DYNAMISTS | • dynamists n. Plural of dynamist. • DYNAMIST n. one who accounts for material phenomena by a theory of dynamics. |
| DYNASTIES | • dynasties n. Plural of dynasty. • DYNASTY n. a succession of rulers from the same line of descent. |
| DYSTONIAS | • dystonias n. Plural of dystonia. • DYSTONIA n. a condition of disordered tonicity of muscle tissue. |
| MAINSTAYS | • mainstays n. Plural of mainstay. • MAINSTAY n. the principal support. |
| MATEYNESS | • mateyness n. The state of being matey, camaraderie, chumminess. • MATEYNESS n. the state of being matey, also MATINESS. |
| NYSTAGMUS | • nystagmus n. (Pathology) rapid involuntary eye movement, usually lateral. • NYSTAGMUS n. an involuntary lateral movement of the eyeballs. |
| NYSTATINS | • nystatins n. Plural of nystatin. • NYSTATIN n. an antifungal antibiotic, used in treating monilia and candida. |
| SENSATELY | • sensately adv. In a sensate manner. • SENSATE adv. felt through the senses. |
| SLANTWAYS | • slantways adv. Alternative form of slantwise. • SLANTWAYS adv. in a slanting direction, also SLANTWISE. |
| STERNWAYS | • sternways n. Plural of sternway. • STERNWAY n. the backward movement of a vessel. |
| STINGRAYS | • stingrays n. Plural of stingray. • STINGRAY n. a ray with a formidable barbed dorsal spine on its tail, also STINGAREE. |
| STRAYINGS | • strayings n. Plural of straying. • STRAYING n. the act of straying. |
| SYNAPTASE | • synaptase n. (Chemistry) Emulsin. • SYNAPTASE n. emulsin, the white milky pulp or extract of bitter almonds. |
| SYNTAGMAS | • syntagmas n. Plural of syntagma. • SYNTAGMA n. a syntactic unit comprising one or more (esp. linguistic) signs or elements, also SYNTAGM. |
| SYNTHASES | • synthases n. Plural of synthase. • SYNTHASE n. an enzyme that catalyses a particular synthesis. |
| TYRANNESS | • tyranness n. Obsolete form of tyrantess. • TYRANNESS n. (archaic) a female tyrant. |