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natron

 - 2 dictionary results

na⋅tron

[ney-tron, -truhn]
–noun
a mineral, hydrated sodium carbonate, Na2CO3·10H2O.

Origin:
1675–85; < F < Sp < Ar naṭrūn, var. of niṭrūn < Gk nítron niter; cf. also Egyptian ntry, Heb nether
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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na·tron   (nā'trŏn', -trən)   
n.  A mineral of hydrous sodium carbonate, Na2CO3·10H2O, often found crystallized with other salts.

[French, from Spanish natrón, from Arabic naṭrūn, niter, from Greek nitron; see niter.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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