borax

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Related to Na2b4o7: borax, Sodium tetraborate

bo·rax

 (bôr′ăks′, -əks)
n.
1. A hydrated sodium borate, Na2B4O7·10H2O, an ore of boron, that is used as a cleaning compound.
2. Cheap merchandise, especially tasteless furnishings: "today's glinty borax" (New Yorker).

[Middle English, from Medieval Latin bōrāx, from Arabic būraq, from Middle Persian būrak. Sense 2, perhaps from the custom of giving away borax soap as a premium for the sale of cheap furniture .]

borax

(ˈbɔːræks)
n, pl -raxes or -races (-rəˌsiːz)
1. (Minerals) Also called: tincal a soluble readily fusible white mineral consisting of impure hydrated disodium tetraborate in monoclinic crystalline form, occurring in alkaline soils and salt deposits. Formula: Na2B4O7.10H2O
2. (Elements & Compounds) pure disodium tetraborate
[C14: from Old French boras, from Medieval Latin borax, from Arabic būraq, from Persian būrah]

bo•rax1

(ˈbɔr æks, -əks, ˈboʊr-)

n., pl. bo•rax•es, bo•ra•ces (ˈbɔr əˌsiz, ˈboʊr-)
a water-soluble powder or crystals, hydrated sodium borate, Na2B4O7∙10H2O, used as a flux, as a cleansing agent, in glassmaking, and in tanning.
[1350–1400; Middle English boras < Middle French < Medieval Latin borax]

bo•rax2

(ˈbɔr æks, -əks, ˈboʊr-)

n.
cheap, showy, poorly made merchandise, esp. cheaply built furniture of an undistinguished or heterogeneous style.
[1940–45, Amer.; of uncertain orig.]

bo·rax

(bôr′ăks′)
A white, crystalline powder and mineral used as an antiseptic, as a cleansing agent, and in fusing metals and making heat-resistant glass. The mineral is an ore of boron.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.borax - an ore of boron consisting of hydrated sodium borate; used as a flux or cleansing agent
atomic number 5, boron, B - a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
Translations

borax

[ˈbɔːræks] N (boraxes or boraces (pl)) → bórax m

borax

[ˈbɔːræks] nborax m

borax

nBorax m

borax

[ˈbɔːræks] nborace m

bo·rax

n. bórax, borato de sodio.
References in periodicals archive ?
1M) at pH 1 and 2, CH3COOH (1M) and CH3COONa (1M) (pH 3-6), CH3COONH4 - NH3 pH 7, H3BO3 - Na2B4O7 (1 M) at pH 8-9, Na2CO3 (saturated) NaHCO3 (I M) pH 9-10, NH3 (1M) NH4Cl (1 M) 10-11 and NaOH(1M) NaCl (1M) pH 12.
Wastewater samples used in the experiments were prepared synthetically using Na2B4O7 and As2O3.