derma ray
derma ray · derma rays
A weak radioactive ray arising from the impact of cathode particles with the molecules…A weak radioactive ray arising from the impact of cathode particles with the molecules of gas contained in an X-ray tube or with the glass walls of the tube.
Значение
значений: 1(архаичное)A weak radioactive ray arising from the impact of cathode particles with the molecules of gas contained in an X-ray tube or with the glass walls of the tube.
Происхождение
Perhaps because they were found to cause dermatitis.Perhaps because they were found to cause dermatitis.
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Формы
мн. число: derma rays| Ед. число | derma ray |
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| Мн. число | derma rays |
правильный