| U | blue pigment made of powdered lapis lazuli |
|---|---|
| U | of a brilliant pure blue to purplish blue color |
| U | blue pigment made of powdered lapis lazuli |
| U | light microscope that uses scattered light to show particles too small to see with ordinary microscopes |
| U | too small to be seen without an ultramicroscope |
| U | extremely modern |
| U | on the Italian or Roman side of the Alps |
| U | on or relating to or characteristic of the region or peoples beyond the Alps from Italy (or north of the Alps) |
| U | fanatical patriotism |
| U | fanatically patriotic |
| U | having frequencies above those of audible sound |
| U | by ultrasonic means |