writing ink


Definition of writing ink

: ink that is to be used with a pen and that may be permanent (as a blue-black ink) consisting essentially of a dispersion of gallic acid or tannin, ferrous sulfate, and often a blue dye in water or nonpermanent containing soluble dyes and including washable inks — compare india ink sense 2

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Cite this Entry

“Writing ink.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/writing%20ink. Accessed 10 December 2019.

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to state or do over again or repeatedly

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