| NEURULATION | • neurulation n. (Embryology) The process by which the beginnings of the vertebrate nervous system is formed in embryos. • NEURULATION n. the formation of a neurula. |
| NONCULTURAL | • noncultural adj. Not cultural. • NONCULTURAL adj. not cultural. |
| NOTUNGULATE | • notungulate n. Alternative form of notoungulate. • NOTUNGULATE n. any one of an extinct group of herbivorous, hoofed mammals, also NOTOUNGULATE. |
| NUMMULATION | • nummulation n. (Physiology, rare) The arrangement of the red blood corpuscles in rouleaux, like piles of coins, as… • NUMMULATION n. the arrangement of blood corpuscles in rouleaus. |
| OUTLAUNCING | • OUTLAUNCE v. (Spenser) to launch forth, also OUTLAUNCH. |
| UNCOUNTABLE | • uncountable adj. So many as to be incapable of being counted. • uncountable adj. (Mathematics) Incapable of being put into one-to-one correspondence with the natural numbers or any subset thereof. • uncountable adj. (Grammar, of a noun) That cannot be used freely with numbers or the indefinite article, and therefore… |
| UNDAUNTABLE | • undauntable adj. Incapable of being daunted; intrepid; fearless. • UNDAUNTABLE adj. that cannot be daunted. |
| UNDAUNTEDLY | • undauntedly adv. In an undaunted manner. • UNDAUNTED adv. not daunted. |
| UNDULATIONS | • undulations n. Plural of undulation. • UNDULATION n. a rising and falling in waves. |
| UNINSULATED | • uninsulated adj. Lacking insulation; not insulated. • UNINSULATED adj. not insulated. |
| UNINUCLEATE | • uninucleate adj. Having a single nucleus. • UNINUCLEATE adj. having a single nucleus. |
| UNLUXURIANT | • unluxuriant adj. Not luxuriant. • UNLUXURIANT adj. not luxuriant. |
| UNNATURALLY | • unnaturally adv. In an unnatural manner; to an unnatural extent. • UNNATURAL adv. not natural. |
| UNRELUCTANT | • unreluctant adj. Not reluctant. • UNRELUCTANT adj. not reluctant. |