KRYPTON

krypton, Kr, atomic number

(noun) a colorless element that is one of the six inert gasses; occurs in trace amounts in air

Source: WordNet® 3.1


Etymology

Noun

krypton (countable and uncountable, plural kryptons)

The chemical element (symbol Kr) with an atomic number of 36. It is a colourless, odourless noble gas that only reacts with fluorine. It is one of the rarest gases in the Earth's atmosphere.

(countable) An atom of this element.

Proper noun

Krypton

(fiction, DC Comics fictional milieu) A fictional planet, the native world of Superman, named after the element krypton.

Source: Wiktionary


Kryp"ton, n. [NL., fr. Gr. , neut. of hidden.] (Chem.)

Definition: An inert gaseous element of the argon group, occurring in air to the extent of about one volume in a million. It was discovered by Ramsay and Travers in 1898. Liquefying point, -- 152ΒΊ C.; symbol, Kr; atomic weight, 83.0.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

10 February 2025

PROSCENIUM

(noun) the part of a modern theater stage between the curtain and the orchestra (i.e., in front of the curtain)


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Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

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