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borax

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borax

Main Entry:: ¹bo·rax
Pronunciation:: \ˈbȯr-ˌaks, -əks\
Function:: noun
Etymology:: Middle English boras, from Anglo-French boreis, from Medieval Latin borac-, borax, from Arabic būraq, from Persian būrah
Date:: 14th century

: a white crystalline compound that consists of a hydrated sodium borate Na₂B₄O₇·10H₂O, that occurs as a mineral or is prepared from other minerals, and that is used especially as a flux, cleansing agent, and water softener, as a preservative, and as a fireproofing agent

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