Wiktionary英语词典
收录 1,329,381 个英语单词，来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据
R开头单词
(共59,864个)
The study of the effects of ionizing radiation on matter, and of its measurement
Synonym of radiation sickness.
plural of radiation poisoning
The pressure exerted by electromagnetic radiation on an object on which it impinges, as a consequenc...
plural of radiation pressure
a device that measures the intensity of radiation from, and thus the temperature of, a hot body.
plural of radiation pyrometer
That part of an antenna's feedpoint electrical resistance caused by the emission of radio waves from...
plural of radiation resistance
physical barriers designed to provide protection from the effects of ionizing radiation, including r...
Any illness produced by ionizing radiation with symptoms ranging from nausea to death.
plural of radiation sickness
The use of ionizing radiation to treat disease, especially cancer.
Of or pertaining to radiation
In a radiational manner
One whose (medical or scientific) profession is to apply radiation or radioactive material (to someo...
plural of radiationist
That involves no radiation of energy
Resembling or characteristic of radiation.
Resistant to the harmful effects of radiation.