| ALUMNUS | • alumnus n. A male pupil or student. • alumnus n. A male graduate. • alumnus n. A student of any gender. |
| ANNULUS | • annulus n. A ring- or donut-shaped area or structure. • annulus n. (Geometry) The region in a plane between two concentric circles of different radii. • annulus n. (Topology) Any topological space homeomorphic to the region in a plane between two concentric circles… |
| FAUNULA | • FAUNULA n. the fauna of a small single environment, also FAUNULE. |
| FAUNULE | • faunule n. A thin stratum of animal fossils. • FAUNULE n. the fauna of a small single environment, also FAUNULA. |
| LUNULAE | • lunulae n. Plural of lunula. • lunulæ n. Archaic form of lunulae. • LUNULA n. (Latin) a Bronze Age crescent necklace. |
| LUNULAR | • lunular adj. (Botany) Having a form like that of the new moon; crescent-shaped. • LUNULAR adj. crescent-shaped. |
| NEURULA | • neurula n. (Zoology) An embryo of vertebrates in the stage when the primitive band is first developed. • NEURULA n. (Greek) an embryo at the stage succeeding the gastrula, when the neural tube develops from the neural plate. |
| PUNALUA | • punalua n. A member of a traditional Hawaiian group marriage between two or more brothers with their wives, or… • PUNALUA n. (Hawaiian) the marriage of brothers of one family to sisters of another. |
| ULULANT | • ululant adj. Howling; wailing. • ULULANT adj. howling. |
| UNADULT | • unadult adj. Not adult. • UNADULT adj. not adult. |
| UNDULAR | • undular adj. Having the form of a moving wave. • UNDULAR adj. undulating, wavy, also UNDULANT. |
| UNEQUAL | • unequal adj. Not the same. • unequal adj. Out of balance. • unequal adj. (Comparable) Inadequate; insufficiently capable or qualified. |
| UNGULAE | • ungulae n. Plural of ungula. • UNGULA n. (Latin) a nail, claw or hoof, also UNGUIS. |
| UNGULAR | • ungular adj. (Anatomy) Of or pertaining to a hoof, claw, or talon. • UNGULAR adj. of or like an ungula, a hoof, claw, or talon. |
| UNUSUAL | • unusual adj. Not usual, out of the ordinary. • unusual n. Something that is unusual; an anomaly. • UNUSUAL adj. not usual. |