| ADIATHERMANOUS | • ADIATHERMANOUS adj. not permeable by or able to conduct radiant heat. |
| BOUSTROPHEDONS | • boustrophedons n. Plural of boustrophedon. • BOUSTROPHEDON n. (Greek) a method of writing in which lines are written alternately in opposite direction, from left to right, and right to left. |
| COUNTERSHADING | • countershading n. A pattern of animal colouration, existing as a form of camouflage, characterised by darker pigmentation… • 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. |
| DECAMETHONIUMS | • DECAMETHONIUM n. a type of muscle relaxant. |
| DEHUMANISATION | • dehumanisation n. Alternative spelling of dehumanization. • DEHUMANISATION n. the process of dehumanising, also DEHUMANIZATION. |
| DESULPHURATION | • desulphuration n. The act or process of depriving of sulfur. • DESULPHURATION n. the act of desulphuring. |
| DRAUGHTSPERSON | • draughtsperson n. Alternative spelling of draftsperson. • DRAUGHTSPERSON n. a gender-neutral term for draughtsman or draughtswoman. |
| DROUGHTINESSES | • DROUGHTINESS n. the state of being droughty. |
| HAEMODILUTIONS | • haemodilutions n. Plural of haemodilution. • HAEMODILUTION n. an increase in the fluid content of blood leading to a lower concentration of red blood cells, also HEMODILUTION. |
| HEBETUDINOSITY | • hebetudinosity n. The quality of being hebetudinous. • HEBETUDINOSITY n. the state of being hebetudinous, dull or lethargic. |
| LEUCITOHEDRONS | • LEUCITOHEDRON n. the cubic icositetrahedron, simulated by typical leucite crystals. |
| OUTLANDISHNESS | • outlandishness n. The quality of being outlandish. • OUTLANDISH n. of or relating to another country. |
| THUNDEROUSNESS | • thunderousness n. The state or condition of being thunderous; booming loudness. • THUNDEROUSNESS n. the state of being thunderous. |
| THUNDERSHOWERS | • thundershowers n. Plural of thundershower. • THUNDERSHOWER n. a shower accompanied by lightning and thunder. |
| THUNDERSTROKES | • thunderstrokes n. Plural of thunderstroke. • THUNDERSTROKE n. a stroke of or as if of lightning with the attendant thunder. |
| UNDERCLOTHINGS | • underclothings n. Plural of underclothing. • UNDERCLOTHING n. clothes worn under others, esp. those next to the skin. |