attosecond
(noun) one quintillionth (10^-18) of a second; one thousandth of a femtosecond
Source: WordNet® 3.1
attosecond (plural attoseconds)
An SI unit of time equal to 10-18 seconds.
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Source: Wiktionary
23 May 2025
(adverb) showing consideration and thoughtfulness; “he had thoughtfully brought with him some food to share”
The first coffee-house in Mecca dates back to the 1510s. The beverage was in Turkey by the 1530s. It appeared in Europe circa 1515-1519 and was introduced to England by 1650. By 1675 the country had more than 3,000 coffee houses, and coffee had replaced beer as a breakfast drink.
