krypton

[ krip-ton ]

/ ˈkrɪp tɒn /

noun Chemistry.

an inert, monatomic gaseous element, present in very small amounts in the atmosphere: used in high-power, tungsten-filament light bulbs. Symbol: Kr; atomic weight: 83.80; atomic number: 36.

Origin of krypton

1895–1900; <Greek kryptón, neuter of kryptós hidden, secret; see crypt

Words nearby krypton

Krušné Hory, Krutch, Krylon, Krym, kryo-, krypton, krytron, KS, K selection, KSG, Kshatriya

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for krypton

In Earth One, a revenge-thirsty alien named Tyrell comes to Earth to kill the last son of Krypton.
‘Man of Steel’ Is Fun to Watch, But It’s Still a Failure. Here’s Why.|Sujay Kumar|June 15, 2013|DAILY BEAST
Since Krypton is dying, Jor-El plots to send his newborn to a far-off planet and settles on earth.
‘Man of Steel,’ New Superman Movie Starring Henry Cavill, Falls Flat|Marlow Stern|June 11, 2013|DAILY BEAST
The evidence for the existence of krypton and xenon is, however, inconclusive.
Astronomical Curiosities|J. Ellard Gore
The remaining elements of this group—neon, krypton, and xenon—have been obtained from liquid air.
An Elementary Study of Chemistry|William McPherson

British Dictionary definitions for krypton

krypton

/ (ˈkrɪptɒn) /

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

Word Origin for krypton

C19: from Greek, from kruptos hidden; see crypt

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for krypton

krypton

[ krĭp′tŏn′ ]

n. Symbol Kr

A largely inert gaseous element used in gas fluorescent lamps, whose artificial radioisotope is used in diagnostic imaging. Atomic number 36.

Scientific definitions for krypton

krypton

[ krĭp′tŏn′ ]

Kr

A colorless, odorless element in the noble gas group. It is used in certain fluorescent lamps and photographic flash lamps. Atomic number 36; atomic weight 83.80; melting point -156.6°C; boiling point -152.30°C; density 3.73 grams per liter (0°C). See Periodic Table.

单词	krypton
释义	krypton [ krip-ton ] / ˈkrɪp tɒn / noun Chemistry. an inert, monatomic gaseous element, present in very small amounts in the atmosphere: used in high-power, tungsten-filament light bulbs. Symbol: Kr; atomic weight: 83.80; atomic number: 36. Origin of krypton 1895–1900; <Greek kryptón, neuter of kryptós hidden, secret; see crypt Words nearby krypton Krušné Hory, Krutch, Krylon, Krym, kryo-, krypton, krytron, KS, K selection, KSG, Kshatriya Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for krypton In Earth One, a revenge-thirsty alien named Tyrell comes to Earth to kill the last son of Krypton. ‘Man of Steel’ Is Fun to Watch, But It’s Still a Failure. Here’s Why.\|Sujay Kumar\|June 15, 2013\|DAILY BEAST Since Krypton is dying, Jor-El plots to send his newborn to a far-off planet and settles on earth. ‘Man of Steel,’ New Superman Movie Starring Henry Cavill, Falls Flat\|Marlow Stern\|June 11, 2013\|DAILY BEAST The evidence for the existence of krypton and xenon is, however, inconclusive. Astronomical Curiosities\|J. Ellard Gore The remaining elements of this group—neon, krypton, and xenon—have been obtained from liquid air. An Elementary Study of Chemistry\|William McPherson British Dictionary definitions for krypton krypton / (ˈkrɪptɒn) / 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 Word Origin for krypton C19: from Greek, from kruptos hidden; see crypt Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for krypton krypton [ krĭp′tŏn′ ] n. Symbol Kr A largely inert gaseous element used in gas fluorescent lamps, whose artificial radioisotope is used in diagnostic imaging. Atomic number 36. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for krypton krypton [ krĭp′tŏn′ ] Kr A colorless, odorless element in the noble gas group. It is used in certain fluorescent lamps and photographic flash lamps. Atomic number 36; atomic weight 83.80; melting point -156.6°C; boiling point -152.30°C; density 3.73 grams per liter (0°C). See Periodic Table. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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