bawraq بَوْرَق , var. بُورَق būraq , bōraq
ID … • Sw – • BP … • APD … • © SG | 15Feb2021
√BWRQ
borax [i.e., sodium borate] – WehrCowan1979. Lane: ‘certain thing, or substance, that is put into dough/flour and causes it to become inflated’
▪ From the same etymon as Pers būrā ‘nitre, salpêtre’, akin to Av bowra ‘red, brown’, IE *bʰer‑ ‘brillant, brown’ – Rolland2014a
▪ EI²: bawraq (< Pers būra), also būraq : natron, sesqui-carbonate of soda.
▪ Turek2011 thinks the borrowing from mPers bōrak went via Syr bōrqā.
▪ Engl borax, lC14, from Anglo-Fr boras, from mLat baurach, from Ar būraq, applied by the Arabs to various substances used as fluxes, probably from Pers būrah. Originally obtained in Europe from the bed of salt lakes in Tibet – EtymOnline. ▪ Lokotsch1927#356: Ar būraq > Span borraj, Port borax, Fr borax, It borrace; Du Engl borax, Ge Borax; Ru Bulg bura, Serb Pol boraks, Cz borax.
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