| CHURCHMANLIEST | • CHURCHMANLY adj. in the manner of a churchman. |
| EXOPHTHALMUSES | • EXOPHTHALMUS n. abnormal protrusion of the eyeball, also EXOPHTHALMOS. |
| FORETHOUGHTFUL | • forethoughtful adj. Having or full of forethought; provident; proactive; visionary. • FORETHOUGHTFUL adj. full of forethought. |
| HETEROPHYLLOUS | • heterophyllous adj. (Botany) Having leaves of different types upon the same plant. • HETEROPHYLLOUS adj. having the foliage leaves of more than one form on the same plant or stem. |
| HYDROSULPHATES | • hydrosulphates n. Plural of hydrosulphate. • HYDROSULPHATE n. any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate. |
| HYDROSULPHITES | • hydrosulphites n. Plural of hydrosulphite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| LAUGHWORTHIEST | • LAUGHWORTHY adj. worthy of being laughed at. |
| ORTHOCEPHALOUS | • orthocephalous adj. Alternative form of orthocephalic. • ORTHOCEPHALOUS adj. having a skull whose breadth is between 70 and 75 per cent of its length, also ORTHOCEPHALIC. |
| PHENYLTHIOUREA | • phenylthiourea n. Phenylthiocarbamide. • PHENYLTHIOUREA n. a crystalline compound used to test for the presence of a certain dominant gene (the compound tasting bitter to those who possess the gene). |
| SLAUGHTERHOUSE | • slaughterhouse n. A place where animals are slaughtered. • slaughterhouse n. (Figuratively) The scene of a massacre. • SLAUGHTERHOUSE n. an establishment where animals are butchered. |
| SULPHATHIAZOLE | • sulphathiazole n. Alternative spelling of sulfathiazole. • SULPHATHIAZOLE n. a sulphonamide formerly used in human medicine against staphylococcal infection (now only used in veterinary medicine), also SULFATHIAZOLE. |
| SULPHONMETHANE | • SULPHONMETHANE n. a colourless crystalline compound used medicinally as a hypnotic, also SULFONMETHANE. |
| THERMOPHYLLOUS | • THERMOPHYLLOUS adj. having leaves only in the warmer part of the year, deciduous. |
| THOUGHTFULNESS | • thoughtfulness n. Thoughtful and considerate attention. • thoughtfulness n. Careful deliberation before action. • THOUGHTFULNESS n. the state of being thoughtful. |
| THUNDERFLASHES | • thunderflashes n. Plural of thunderflash. • THUNDERFLASH n. a container, such as a blank shell, filled with explosive powder, which makes a flash and a loud explosion when detonated. |