| PLOUGHSHARES | • ploughshares n. Plural of ploughshare. • PLOUGHSHARE n. the cutting blade of a plough, also PLOWSHARE. |
| HYPOSULPHATES | • hyposulphates n. Plural of hyposulphate. • HYPOSULPHATE n. a dithionate. |
| HYPOSULPHITES | • hyposulphites n. Plural of hyposulphite. • HYPOSULPHITE n. a salt of hyposulphurous acid. |
| ITHYPHALLUSES | • ITHYPHALLUS n. an erect phallus. |
| SPRACHGEFUHLS | • SPRACHGEFUHL n. (German) an intuitive sense of what is linguistically appropriate. |
| THIOSULPHATES | • thiosulphates n. Plural of thiosulphate. • THIOSULPHATE n. any salt of thiosulphuric acid, also THIOSULFATE. |
| EXOPHTHALMUSES | • EXOPHTHALMUS n. abnormal protrusion of the eyeball, also EXOPHTHALMOS. |
| 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. |
| HYDROSULPHIDES | • hydrosulphides n. Plural of hydrosulphide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| HYDROSULPHITES | • hydrosulphites n. Plural of hydrosulphite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| PHILADELPHUSES | • philadelphuses n. Plural of philadelphus. • PHILADELPHUS n. a flowering shrub, aka mock orange. |
| SCAPHOCEPHALUS | • SCAPHOCEPHALUS n. an abnormally long and narrow boat-shaped skull. |
| HOUSEHOLDERSHIP | • householdership n. The position or role of a householder. • HOUSEHOLDERSHIP n. the office of householder. |
| HYDROCEPHALUSES | • hydrocephaluses n. Plural of hydrocephalus. • HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY. |
| SCAPHOCEPHALOUS | • scaphocephalous adj. Synonym of scaphocephalic. • SCAPHOCEPHALOUS adj. having an abnormally long and narrow boat-shaped skull. |
| SULPHATHIAZOLES | • sulphathiazoles n. Plural of sulphathiazole. • SULPHATHIAZOLE n. a sulphonamide formerly used in human medicine against staphylococcal infection (now only used in veterinary medicine), also SULFATHIAZOLE. |
| SULPHONMETHANES | • SULPHONMETHANE n. a colourless crystalline compound used medicinally as a hypnotic, also SULFONMETHANE. |