| DESULPHURING | • desulphuring v. Present participle of desulphur. • DESULPHUR v. to remove sulphur from, also DESULFUR. |
| DESULPHURISE | • desulphurise v. (British spelling) Alternative spelling of desulfurize (American spelling). • DESULPHURISE v. to remove the sulphur from a compound, also DESULFURISE, DESULFURIZE, DESULPHURIZE. |
| DESULPHURIZE | • desulphurize v. (Oxford) Alternative spelling of desulfurize (American spelling). • DESULPHURIZE v. to remove the sulphur from a compound, also DESULFURISE, DESULFURIZE, DESULPHURISE. |
| DISULPHURETS | • disulphurets n. Plural of disulphuret. • DISULPHURET n. (obsolete) a sulphide containing two atoms of sulphur to the molecule, also DISULFID, DISULFIDE, DISULPHIDE. |
| DOLICHURUSES | • DOLICHURUS n. (Greek) a dactylic hexameter with a redundant syllable at the end. |
| DOUGHNUTLIKE | • doughnutlike adj. Resembling a doughnut. • DOUGHNUTLIKE adj. like a doughnut. |
| EUNUCHOIDISM | • eunuchoidism n. A syndrome in males with a lack of sex characteristics due to lack of proper male sex hormones. • EUNUCHOIDISM n. a condition in which there is a deficiency of sexual development and in which certain female sex characteristics are often present. |
| HEBETUDINOUS | • hebetudinous adj. Displaying mental lethargy or dullness. • HEBETUDINOUS adj. dull or lethargic, esp. relating to the mind. |
| PULCHRITUDES | • pulchritudes n. Plural of pulchritude. • PULCHRITUDE n. beauty. |
| 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. |
| UNDELIGHTFUL | • undelightful adj. Not delightful. • UNDELIGHTFUL adj. not delightful. |
| UNDERBUSHING | • underbushing v. Present participle of underbush. • UNDERBUSH v. to clear of underbrush. |
| UNDERNOURISH | • undernourish v. (Transitive) To provide with insufficient nourishment. • UNDERNOURISH v. to nourish insufficiently. |
| UNHABITUATED | • unhabituated adj. Not habituated. • unhabituated v. Simple past tense and past participle of unhabituate. • UNHABITUATED adj. not habituated. |
| UNVANQUISHED | • unvanquished adj. Not vanquished; unbeaten or unconquered. • UNVANQUISHED adj. not vanquished. |
| UPTHUNDERING | • upthundering v. Present participle of upthunder. • UPTHUNDER v. to send up a noise like thunder. |