argon

[ ahr-gon ]

/ ˈɑr gɒn /

noun Chemistry.

a colorless, odorless, chemically inactive, monatomic, gaseous element that, because of its inertness, is used for filling fluorescent and incandescent lamps and vacuum tubes. Symbol: Ar; atomic number: 18; atomic weight: 39.948.

Origin of argon

1890–95; <Greek, neuter of argós inactive, not working, idle, contraction of aergós equivalent to a-a-⁶ + érg(on) work + -os adj. suffix

Words nearby argon

Argive, argle-bargle, Argo, argol, Argolis, argon, Argonaut, Argonauts, Argonne, Argonne Forest, argonon

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

Example sentences from the Web for argon

Nor does it appear that any well-defined compound of argon has yet been prepared.
Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5|Various
These gases agree with argon in respect of the ratio of the specific heats and in being non-oxidizable under the electric spark.
Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5|Various
Some may already know that there is at least a third thing, argon.
The Voice of Science in Nineteenth-Century Literature|Various
He kept his eye on that something left, and presently discovered a new gas which we now know as argon.
Astronomical Discovery|Herbert Hall Turner

The atmosphere of the earth is composed mainly of very volatile elements, known as nitrogen and argon.
Outlines of the Earth's History|Nathaniel Southgate Shaler

British Dictionary definitions for argon

argon

/ (ˈɑːɡɒn) /

noun

an extremely unreactive colourless odourless element of the rare gas series that forms almost 1 per cent (by volume) of the atmosphere. It is used in electric lights. Symbol: Ar; atomic no: 18; atomic wt: 39.948; density: 1.7837 kg/m³; freezing pt: –189.3°C; boiling pt: –185.9°C

Word Origin for argon

C19: from Greek, from argos idle, inactive, from a- 1 + ergon work

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 argon

argon

[ är′gŏn′ ]

n. Symbol Ar

A colorless, inert gaseous element constituting approximately one percent of the earth's atmosphere, used in electric bulbs and fluorescent tubes and in lasers used for opthalmic procedures. Atomic number 18.

Scientific definitions for argon

argon

[ är′gŏn′ ]

Ar

A colorless, odorless element in the noble gas group. Argon makes up about one percent of the atmosphere. It is used in electric light bulbs, fluorescent tubes, and radio vacuum tubes. Atomic number 18; atomic weight 39.948; melting point -189.2°C; boiling point -185.7°C. See Periodic Table.

单词	argon
释义	argon [ ahr-gon ] / ˈɑr gɒn / noun Chemistry. a colorless, odorless, chemically inactive, monatomic, gaseous element that, because of its inertness, is used for filling fluorescent and incandescent lamps and vacuum tubes. Symbol: Ar; atomic number: 18; atomic weight: 39.948. Origin of argon 1890–95; <Greek, neuter of argós inactive, not working, idle, contraction of aergós equivalent to a-a-⁶ + érg(on) work + -os adj. suffix Words nearby argon Argive, argle-bargle, Argo, argol, Argolis, argon, Argonaut, Argonauts, Argonne, Argonne Forest, argonon Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for argon Nor does it appear that any well-defined compound of argon has yet been prepared. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5\|Various These gases agree with argon in respect of the ratio of the specific heats and in being non-oxidizable under the electric spark. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5\|Various Some may already know that there is at least a third thing, argon. The Voice of Science in Nineteenth-Century Literature\|Various He kept his eye on that something left, and presently discovered a new gas which we now know as argon. Astronomical Discovery\|Herbert Hall Turner The atmosphere of the earth is composed mainly of very volatile elements, known as nitrogen and argon. Outlines of the Earth's History\|Nathaniel Southgate Shaler British Dictionary definitions for argon argon / (ˈɑːɡɒn) / noun an extremely unreactive colourless odourless element of the rare gas series that forms almost 1 per cent (by volume) of the atmosphere. It is used in electric lights. Symbol: Ar; atomic no: 18; atomic wt: 39.948; density: 1.7837 kg/m³; freezing pt: –189.3°C; boiling pt: –185.9°C Word Origin for argon C19: from Greek, from argos idle, inactive, from a- 1 + ergon work 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 argon argon [ är′gŏn′ ] n. Symbol Ar A colorless, inert gaseous element constituting approximately one percent of the earth's atmosphere, used in electric bulbs and fluorescent tubes and in lasers used for opthalmic procedures. Atomic number 18. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for argon argon [ är′gŏn′ ] Ar A colorless, odorless element in the noble gas group. Argon makes up about one percent of the atmosphere. It is used in electric light bulbs, fluorescent tubes, and radio vacuum tubes. Atomic number 18; atomic weight 39.948; melting point -189.2°C; boiling point -185.7°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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