单词 | crookes |
释义 | Crookes[ krooks ] / krʊks / nounSir William, 1832–1919, English chemist and physicist: discovered the element thallium and the cathode ray. Words nearby CrookesCronyn, crook, crookback, crooked, crookery, Crookes, Crookes dark space, Crooke's granule, Crooke's hyaline degeneration, crookesite, Crookes lens Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for CrookesBritish Dictionary definitions for CrookesCrookes / (krʊks) / nounSir William. 1832–1919, English chemist and physicist: he investigated the properties of cathode rays and invented a type of radiometer and the lens named after him Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for CrookesCrookes [ kruks ] British chemist and physicist who discovered thallium in 1861 and invented the radiometer (1873-76). He also developed the Crookes tube, a modified vacuum tube that was later used by W.C. Roentgen and J.J. Thomson in experiments that led to the discovery of x-rays and the electron, respectively. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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