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Krypton

see synonyms of krypton

Noun

1. atomic number 36, kr, krypton

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

WordNet Lexical Database for English. Princeton University. 2010.

Krypton

see synonyms of krypton
noun
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

Collins English Dictionary. Copyright © HarperCollins Publishers

Krypton

see synonyms of krypton
noun
a rare, gaseous chemical element, one of the noble gases, present in very small quantities in air: basically inert, it reacts with fluorine and some other elements under special conditions: symbol, Kr; at. no., 36
see the periodic table of elements in the Reference Supplement

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Krypton

see synonyms of krypton
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.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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