dithionous acid

noun di·thi·o·nous acid \(ˈ)dī¦thīənəs-\

Definition of dithionous acid

  1. :  hydrosulfurous acid —used in the nomenclature adopted by the International Union of Pure and Applied Chemistry

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Origin and Etymology of dithionous acid

di- + thion- + -ous

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feeling or affected by lethargy

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