| DESULPHURING | • desulphuring v. Present participle of desulphur. • DESULPHUR v. to remove sulphur from, also DESULFUR. |
| DURALUMINIUM | • duraluminium n. Synonym of duralumin. • DURALUMINIUM n. a strong, light, aluminium alloy containing copper, also DURAL, DURALUMIN. |
| GLUCURONIDES | • glucuronides n. Plural of glucuronide. • GLUCURONIDE n. any of various derivatives of glucuronic acid. |
| INFUNDIBULAR | • infundibular adj. Having the shape of a funnel. • infundibular adj. (Medicine) having to do with an infundibulum. • INFUNDIBULAR adj. funnel-shaped, also INFUNDIBULATE. |
| INSCULPTURED | • insculptured adj. (Archaic) engraved. • INSCULPTURE v. to carve on something. |
| IRACUNDULOUS | • IRACUNDULOUS adj. somewhat inclined to become angry. |
| UNCIRCULATED | • uncirculated adj. Not circulated. • UNCIRCULATED adj. not circulated. |
| UNDERBUILDER | • underbuilder n. A subordinate or assistant builder. • UNDERBUILDER n. a subordinate or assistant builder. |
| UNDERFULFILL | • UNDERFULFILL v. to fall short of satisfaction, also UNDERFULFIL. |
| UNDERFULFILS | • UNDERFULFIL v. to fail to fulfil completely, also UNDERFULFILL. |
| UNDERUTILISE | • underutilise v. (British spelling) Alternative form of underutilize. • UNDERUTILISE v. to utilize less than fully, also UNDERUTILIZE. |
| UNDERUTILIZE | • underutilize v. Underuse. • UNDERUTILIZE v. to utilize less than fully, also UNDERUTILISE. |
| UNDERVALUING | • undervaluing v. Present participle of undervalue. • undervaluing n. An undervaluation. • UNDERVALUE v. to value below the real worth. |
| UNGRUDGINGLY | • ungrudgingly adv. Without a grudge. • UNGRUDGING adv. being without envy or reluctance. |
| UNREQUITEDLY | • unrequitedly adv. In an unrequited manner. • UNREQUITED adv. not requited. |
| UNVULGARISED | • unvulgarised v. Simple past tense and past participle of unvulgarise. • UNVULGARISE v. to make not vulgar, also UNVULGARIZE. |
| UNVULGARIZED | • unvulgarized v. Simple past tense and past participle of unvulgarize. • unvulgarized adj. Not vulgarized. • UNVULGARIZE v. to make not vulgar, also UNVULGARISE. |