Dictionary De - En
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De - Pt| English Dictionary: x-rays | by the DICT Development Group |
| 1 result for x-rays | |
| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
|
X rays \X rays\, [or] X-rays \X"-rays`\, n. pl. The R[94]ntgen rays; -- so called by their discoverer because of their enigmatical character. | |
