Gram's solution

noun

ˈgramz- How to pronounce Gram's solution (audio)
: a watery solution of iodine and the iodide of potassium used in staining bacteria by Gram's stain

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Gram's solution
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“Gram's solution.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Gram%27s%20solution. Accessed 8 Jul. 2025.

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