| INCUNABULISTS | • incunabulists n. Plural of incunabulist. • INCUNABULIST n. a student of incunabula. |
| INVULTUATIONS | • INVULTUATION n. the stabbing of a wax image of person to be injured as form of witchcraft. |
| MOUNTAINOUSLY | • mountainously adv. In a mountainous manner. • MOUNTAINOUS adv. having mountains. |
| NONSTRUCTURAL | • nonstructural adj. Not structural; not related to a structure. • NONSTRUCTURAL adj. not structural. |
| NOTOUNGULATES | • notoungulates n. Plural of notoungulate. • NOTOUNGULATE n. any one of an extinct group of herbivorous, hoofed mammals common in South America between the Palaeocene and Pleistocene eras, also NOTUNGULATE. |
| PUNCTULATIONS | • punctulations n. Plural of punctulation. • PUNCTULATION n. the state of having small spots. |
| SUBLIEUTENANT | • sublieutenant n. Alternative form of sub-lieutenant. • sub-lieutenant n. (Military, navy) A commissioned officer of the navy whose rank is immediately below that of a lieutenant. • SUBLIEUTENANT n. a commissioned officer in the British navy ranking immediately below lieutenant. |
| UNDULATIONIST | • undulationist n. (Archaic) One who believes that light is a wave. • UNDULATIONIST n. someone who holds the undulatory theory of light. |
| UNILINGUALIST | • UNILINGUALIST n. a supporter of unilingualism. |
| UNNATURALISED | • unnaturalised adj. Alternative spelling of unnaturalized. • UNNATURALISE v. to undo the naturalisation of, also UNNATURALIZE. |
| UNNATURALISES | • unnaturalises v. Third-person singular simple present indicative form of unnaturalise. • UNNATURALISE v. to undo the naturalisation of, also UNNATURALIZE. |
| UNNATURALIZES | • unnaturalizes v. Third-person singular simple present indicative form of unnaturalize. • UNNATURALIZE v. to undo the naturalisation of, also UNNATURALISE. |
| UNNATURALNESS | • unnaturalness n. The state of being unnatural. • UNNATURALNESS n. the state of being unnatural. |
| UNRETURNABLES | Sorry, definition not available. |
| UNSTAUNCHABLE | • unstaunchable adj. Incapable of being staunched, unstoppable. • UNSTAUNCHABLE adj. not staunchable. |
| UNSUBSTANTIAL | • unsubstantial adj. (Archaic) Insubstantial. • UNSUBSTANTIAL adj. not substantial. |
| UNSUSTAINABLE | • unsustainable adj. Not sustainable. • UNSUSTAINABLE adj. not sustainable. |
| UNSUSTAINABLY | • unsustainably adv. In an unsustainable manner. • UNSUSTAINABLE adv. not sustainable. |
| UNTACTFULNESS | • untactfulness n. The quality of being untactful; absence of tact. |
| UNTUNABLENESS | • untunableness n. (Now rare) The quality of not being tuneful. • UNTUNABLENESS n. the state of being untunable. |