| ultra | using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram) |
|---|---|
| ultra | very high frequency sound |
| ultra | (trade mark) a synthetic suede cloth |
| ultra | radiation lying in the ultraviolet range |
| ultra | having or employing wavelengths shorter than light but longer than X-rays |
| ultra | radiation lying in the ultraviolet range |
| ultra | any source of illumination that emits ultraviolet radiation |
| ultra | radiation lying in the ultraviolet range |
| ultra | radiation lying in the ultraviolet range |
| ultra | any source of illumination that emits ultraviolet radiation |
| ultra | the spectrum of ultraviolet radiation |