Definition of borax in English:

borax

Syllabification: bo·rax
Pronunciation: /ˈbôraks
 
/

noun

A white mineral in some alkaline salt deposits, used in making glass and ceramics, as a metallurgical flux, and as an antiseptic.
  • A hydrated sodium borate; chemical formula: Na2B4O7(OH)4.8H2O
More example sentences
  • The flux also might contain silica, borax, soda ash, potassium nitrate and household flour.
  • Fluxes of this type are usually based on borax, boric acid, or glass, which melts at copper alloy melting temperatures to provide a fluid slag cover.
  • Potassium salts, such as sylvite (potassium chloride), are used to produce fertilizers for the agricultural industry, while boron salts, especially borax, are a basic resource for the glass industry.

Origin

late Middle English: from medieval Latin, from Arabic būraḳ, from Pahlavi būrak.

Definition of borax in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day meretricious
Pronunciation: ˌmɛrɪˈtrɪʃəs
adjective
apparently attractive but having no real value...