1. Crookes - Noun
2. Crookes - Proper noun
English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)
Source: WordNetAnother well-known KZN South Coast nature reserve, Vernon Crookes has a vast selection of hiking trails within the 2 189-hectare expanse, ranging from a gentle one-hour stroll through to the more advanced six-hour hikes. Source: Internet
At the time, Crookes was collaborating with a fellow electro-physicist Cromwell Fleetwood Varley, who was a pioneer of intercontinental telegraphy, as well as a clairvoyant. Source: Internet
Chemists William Crookes and Claude-Auguste Lamy discovered thallium independently in 1861, in residues of sulfuric acid production. Source: Internet
Crookes and Arthur Schuster believed they were particles of "radiant matter", that is, electrically charged atoms. Source: Internet
Although warned of the risk of ridicule, Crookes announced his intent to investigate mediums." Source: Internet
At the Annual Meeting of the City Council on 16 May 2013, Councillor Gary Crookes was elected as the new Lord Mayor of Coventry. Source: Internet