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, -- 152Âş C.; symbol, Kr; atomic weight, 83.0.
Source: Webster’s Unabridged Dictionary 1913 Edition
Recent Word Finds
Word of the Day
18 May 2025
OBLIQUE
(adjective) slanting or inclined in direction or course or position--neither parallel nor perpendicular nor right-angled; “the oblique rays of the winter sun”; “acute and obtuse angles are oblique angles”; “the axis of an oblique cone is not perpendicular to its base”
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