| DESULPHURATION | • desulphuration n. The act or process of depriving of sulfur. • DESULPHURATION n. the act of desulphuring. |
| DESULPHURATIONS | • desulphurations n. Plural of desulphuration. • DESULPHURATION n. the act of desulphuring. |
| DOLICHOSAURUS | • DOLICHOSAURUS n. any member of the Dolichosauria, a group of Cretaceous fossil reptiles. |
| DOLICHOSAURUSES | • DOLICHOSAURUS n. any member of the Dolichosauria, a group of Cretaceous fossil reptiles. |
| GUARDHOUSE | • guardhouse n. A station for guards, especially at the entrance of a town, castle, etc. • guardhouse n. Synonym of military prison. • Guardhouse prop.n. A hamlet near Threlkeld, Eden district, Cumbria, England (OS grid ref NY3325). |
| GUARDHOUSES | • guardhouses n. Plural of guardhouse. • GUARDHOUSE n. a building for the accommodation of a military guard, and where prisoners are confined. |
| HADROSAURUS | • Hadrosaurus prop.n. A taxonomic genus within the family Hadrosauridae. • HADROSAURUS n. a large dinosaur. |
| HADROSAURUSES | • HADROSAURUS n. a large dinosaur. |
| HOUSEHUSBAND | • househusband n. A man who tends to his home as a housekeeper or homemaker; the male equivalent of a housewife. • house␣husband n. Alternative form of househusband. • HOUSEHUSBAND n. a husband who does housekeeping usually while his wife earns the family income. |
| HOUSEHUSBANDS | • househusbands n. Plural of househusband. • house␣husbands n. Plural of house husband. • HOUSEHUSBAND n. a husband who does housekeeping usually while his wife earns the family income. |
| MOUTHGUARD | • mouthguard n. A device that fits into the mouth over one or both arches of teeth, which is usually made of plastic… • mouth␣guard n. Alternative form of mouthguard. |
| MOUTHGUARDS | • mouthguards n. Plural of mouthguard. • mouth␣guards n. Plural of mouth guard. |
| MULTIAUTHORED | • multiauthored adj. Written by more than one author. |
| OUTLAUGHED | • outlaughed v. Simple past tense and past participle of outlaugh. • OUTLAUGH v. to surpass in laughing. |
| OUTLAUNCHED | • outlaunched v. Simple past tense and past participle of outlaunch. • OUTLAUNCH v. to launch forth, also OUTLAUNCE. |
| ULTRAHAZARDOUS | • ultrahazardous adj. Extremely hazardous. • ULTRAHAZARDOUS adj. extremely hazardous. |
| UNAUTHORISED | • unauthorised adj. Not authorised; having no authority. • UNAUTHORISED adj. not authorised, also UNAUTHORIZED. |
| UNAUTHORIZED | • unauthorized adj. Not having any authority. • unauthorized adj. Without official authorization. • UNAUTHORIZED adj. not authorized, also UNAUTHORISED. |
| UNHARBOURED | • unharboured v. Simple past tense and past participle of unharbour. • unharboured adj. (Obsolete) Offering no harbour or shelter. • UNHARBOUR v. to dislodge from shelter. |
| UNHAZARDOUS | • unhazardous adj. Not hazardous. • UNHAZARDOUS adj. not hazardous. |