Tyndall, John Tyndall
(noun) British physicist (born in Ireland) remembered for his experiments on the transparency of gases and the absorption of radiant heat by gases and the transmission of sound through the atmosphere; he was the first person to explain why the daylight sky is blue (1820-1893)
Source: WordNet® 3.1
24 November 2024
(noun) a person (usually but not necessarily a woman) who is thoroughly disliked; “she said her son thought Hillary was a bitch”
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
