| AUTOSCHEDIASTIC | • autoschediastic adj. (Dated) impromptu, improvised, ex tempore or offhand. • AUTOSCHEDIASTIC adj. impromptu; on the spur of the moment. |
| COUNTERSHADINGS | • countershadings n. Plural of countershading. • COUNTERSHADING n. cryptic coloration of an animal with parts normally in shadow being light and parts normally illuminated being dark thereby reducing shadows and contours. |
| DEHUMANISATIONS | • dehumanisations n. Plural of dehumanisation. • DEHUMANISATION n. the process of dehumanising, also DEHUMANIZATION. |
| DESULPHURATIONS | • desulphurations n. Plural of desulphuration. • DESULPHURATION n. the act of desulphuring. |
| DISHARMONIOUSLY | • disharmoniously adv. In a disharmonious manner. • DISHARMONIOUS adv. lacking in harmony. |
| DOLICHOSAURUSES | • DOLICHOSAURUS n. any member of the Dolichosauria, a group of Cretaceous fossil reptiles. |
| DRAUGHTSPERSONS | • draughtspersons n. Plural of draughtsperson. • DRAUGHTSPERSON n. a gender-neutral term for draughtsman or draughtswoman. |
| HAZARDOUSNESSES | • HAZARDOUSNESS n. HAZARDOUS, dangerous. |
| HYDROCEPHALUSES | • hydrocephaluses n. Plural of hydrocephalus. • HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY. |
| HYPERFASTIDIOUS | • hyperfastidious adj. Extremely fastidious. • HYPERFASTIDIOUS adj. excessively fastidious. |
| OUTDOORSMANSHIP | • outdoorsmanship n. Skill in, or fondness for, outdoor pursuits or sports. • OUTDOORSMANSHIP n. the craft of the outdoorsman. |
| PEDAGOGUISHNESS | • PEDAGOGUISH n. in the manner of a pedagogue. |
| 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. |
| RADIOPHOSPHORUS | • radiophosphorus n. Radioactive phosphorus (especially when used as a tracer). • RADIOPHOSPHORUS n. a radioactive isotope of phosphorus. |
| ROUNDHEADEDNESS | • ROUNDHEADEDNESS n. the state of being roundheaded. |
| SOUTHWESTWARDLY | • southwestwardly adv. Toward the southwest. • SOUTHWESTWARDLY adv. in a southwesterly direction. |
| UNSOPHISTICATED | • unsophisticated adj. Not sophisticated; lacking sophistication. • UNSOPHISTICATED adj. not sophisticated. |