| 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. |
| DESULPHURATIONS | • desulphurations n. Plural of desulphuration. • DESULPHURATION n. the act of desulphuring. |
| 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. |
| 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. |
| ROUNDHEADEDNESS | • ROUNDHEADEDNESS n. the state of being roundheaded. |
| SCRATCHBUILDERS | • SCRATCHBUILDER n. one who scratchbuilds, builds models from raw materials, as opposed to constructing from kits or buying ready made. |
| SOUTHWESTWARDLY | • southwestwardly adv. Toward the southwest. • SOUTHWESTWARDLY adv. in a southwesterly direction. |
| TRUEHEARTEDNESS | • trueheartedness n. The quality of being true-hearted. • TRUEHEARTEDNESS n. the state of being truehearted. |
| UNCHRISTIANISED | • unchristianised v. Simple past tense and past participle of unchristianise. • UNCHRISTIANISE v. to make unchristian, also UNCHRISTIANIZE. |
| UNDEREMPHASISED | • underemphasised adj. Alternative spelling of underemphasized. • UNDEREMPHASISE v. to emphasise insufficiently, also UNDEREMPHASIZE. |
| UNDEREMPHASISES | • underemphasises v. Third-person singular simple present indicative form of underemphasise. • UNDEREMPHASISE v. to emphasise insufficiently, also UNDEREMPHASIZE. |
| UNDEREMPHASIZES | • underemphasizes v. Third-person singular simple present indicative form of underemphasize. • UNDEREMPHASIZE v. to emphasise insufficiently, also UNDEREMPHASISE. |
| UNDERHANDEDNESS | • underhandedness n. The characteristic of being underhanded. • under-handedness n. Alternative form of underhandedness. • UNDERHANDEDNESS n. the state of being underhanded. |