| INCUNABULISTS | • incunabulists n. Plural of incunabulist. • INCUNABULIST n. a student of incunabula. |
| INFUNDIBULATE | • infundibulate adj. Shaped like a funnel; infundibulated or infundibular. • INFUNDIBULATE adj. funnel-shaped, also INFUNDIBULAR. |
| INVULTUATIONS | • INVULTUATION n. the stabbing of a wax image of person to be injured as form of witchcraft. |
| QUINCUNCIALLY | • quincuncially adv. In a quincuncial fashion. • QUINCUNCIAL adv. of or like a quincunx, also QUINCUNXIAL. |
| QUINQUENNIALS | • quinquennials n. Plural of quinquennial. • QUINQUENNIAL n. an anniversary recurring every five years. |
| QUINQUIVALENT | • quinquivalent adj. (Chemistry) Having an atomic valence of 5. • quinquivalent adj. (Medicine) Having a vaccine valence of 5. • QUINQUIVALENT adj. having a valency of five, also QUINQUEVALENT. |
| TINTINNABULUM | • tintinnabulum n. A small clinking bell, particularly (historical) a small bell used to call monks to certain tasks. • tintinnabulum n. A set of bells or metal plates used as a musical instrument or as a toy. • TINTINNABULUM n. a usually high-pitched bell; a bell-rattle. |
| UNDULATIONIST | • undulationist n. (Archaic) One who believes that light is a wave. • UNDULATIONIST n. someone who holds the undulatory theory of light. |
| UNFEUDALISING | • unfeudalising v. Present participle of unfeudalise. • UNFEUDALISE v. to deprive of a feudal character, also UNFEUDALIZE. |
| UNFEUDALIZING | • unfeudalizing v. Present participle of unfeudalize. • UNFEUDALIZE v. to deprive of a feudal character, also UNFEUDALISE. |
| UNILINGUALISM | • unilingualism n. Condition of being able to speak only a single language. • UNILINGUALISM n. the state of being unilingual. |
| UNILINGUALIST | • UNILINGUALIST n. a supporter of unilingualism. |
| UNILLUMINATED | • unilluminated adj. Not illuminated. • UNILLUMINATED adj. not illuminated. |
| UNINFLUENTIAL | • uninfluential adj. Not influential; lacking influence. • UNINFLUENTIAL adj. not influential. |
| UNNILQUADIUMS | • UNNILQUADIUM n. a former name of the transuranic element rutherfordium. |
| UNVULGARISING | • unvulgarising v. Present participle of unvulgarise. • UNVULGARISE v. to make not vulgar, also UNVULGARIZE. |
| UNVULGARIZING | • unvulgarizing v. Present participle of unvulgarize. • UNVULGARIZE v. to make not vulgar, also UNVULGARISE. |