[ ney-tron, -truh n ]
/ ˈneɪ trɒn, -trən /


a mineral, hydrated sodium carbonate, Na2CO3⋅10H2O.

Origin of natron

1675–85; < French < Spanish < Arabic naṭrūn, variant of niṭrūn < Greek nítron niter; compare also Egyptian ntry, Hebrew nether Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for natron

British Dictionary definitions for natron


/ (ˈneɪtrən) /


a whitish or yellow mineral that consists of hydrated sodium carbonate and occurs in saline deposits and salt lakes. Formula: Na 2 CO 3 .10H 2 O

Word Origin for natron

C17: via French and Spanish from Arabic natrūn, from Greek nitron
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

Word Origin and History for natron



1680s, from French natron (1660s), from Spanish natron, from Arabic natrun, from Greek nitron (see nitrogen). It is the source of the chemical symbol Na for sodium.

Online Etymology Dictionary, © 2010 Douglas Harper