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n. Symbol Kr
A colorless, largely inert gaseous element used chiefly in gas discharge lamps and fluorescent lamps. Atomic number 36; atomic weight 83.80; melting point -157.36°C; boiling point -153.34°C; density 3.733 grams per liter (0°C). See Periodic Table.
[Greek krupton, neuter of kruptos, hidden (from its rarity), from kruptein, to hide.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Elements & Compounds) an inert gaseous element occurring in trace amounts in air and used in fluorescent lights and lasers. Symbol: Kr; atomic no: 36; atomic wt: 83.80; valency: 0; density: 3.733 kg/m3; melting pt: –157.37°C; boiling pt: –153.23±0.10°C
[C19: from Greek, from kruptos hidden; see crypt]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an inert monatomic gaseous element, present in very small amounts in the atmosphere. Symbol: Kr; at. wt.: 83.80; at. no.: 36.
[1895–1900; < Greek; see crypt]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Symbol Kr A colorless, odorless element that is a noble gas. It is used in certain fluorescent lamps and photographic flash lamps. Atomic number 36. See Periodic Table.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||krypton - a colorless element that is one of the six inert gasses; occurs in trace amounts in air|
chemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
argonon, inert gas, noble gas - any of the chemically inert gaseous elements of the helium group in the periodic table
air - a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of; "air pollution"; "a smell of chemicals in the air"; "open a window and let in some air"; "I need some fresh air"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
krypton[krɪptɒn] N → criptón m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
krypton[ˈkrɪptɒn] n → krypton m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
n → Krypton nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
krypton[ˈkrɪptɒn] n → cripto
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995