RADON

radon, Rn, atomic number

(noun) a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health

Source: WordNet® 3.1


Etymology

Contraction of radium emanation, since the element appears in the radioactive decay of radium.

Noun

radon (uncountable)

The chemical element (symbol Rn, formerly Ro) with atomic number 86. It is an odorless, colorless, chemically inert but radioactive noble gas.

The most stable isotope of this element, 22286Rn.

Synonyms

• emanation (obsolete) (definition 1)

• exradio (archaic) (definition 2)

• niton (obsolete) (definition 1)

Anagrams

• Ardon, Daron, Doran, Drona, NORAD, Nador, Nardo, Ronda, adorn, and/or, andro, andro-, norad, rando

Source: Wiktionary



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Word of the Day

28 March 2024

HUDDLED

(adjective) crowded or massed together; “give me...your huddled masses”; “the huddled sheep turned their backs against the wind”


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Coffee Trivia

According to Guinness World Records, the largest iced coffee is 14,228.1 liters and was created by Caffé Bene (South Korea), in Yangju, South Korea, on 17 July 2014. They poured iced black Americano on the giant cup that measured 3.3 meters tall and 2.62 meters wide.

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