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)
plural of radiogramophone
plural of radiogram
An image, often a photographic negative, produced by radiation other than visible light; especially ...
simple past and past participle of radiograph
Someone who works with radiography. This term seems to be more common in British English.
plural of radiographer
Of or pertaining to radiography.
Relating to, or produced by, radiography.
In a radiographic manner; by means of radiography.
The science and technology of radiography
present participle and gerund of radiograph
A radiographer.
plural of radiographist
plural of radiograph
The process of making radiographs, and the science of analyzing them.
Describing a form of gravimetric analysis in which the radioactivity of a product is measured instea...
radioactive hafnium
A microscopic spherical disturbance in a rock caused by a grain of radioactive material.
Any radioactive isotope of a halogen
Having been labelled with a radiohalogen.