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See more synonyms for kernite on Thesaurus.com
  1. a mineral, hydrated sodium borate, Na2B4O7⋅4H2O, occurring in transparent colorless crystals: the principal source of boron compounds in the U.S.
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Origin of kernite

1925–30; named after Kern County, California; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for kernite


  1. a light soft colourless or white mineral consisting of a hydrated sodium borate in monoclinic crystalline form: an important source of borax and other boron compounds. Formula: Na 2 B 4 O 7 .4H 2 O
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Word Origin

C20: from Kern County, California, where it was found + -ite 1
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