neutral red


Definition of neutral red

: a basic dye used chiefly as a biological stain and acid-base indicator

Examples of neutral red in a Sentence

Recent Examples on the Web The white walls and the rooftop’s neutral red brick open wide possibilities for your preassembled dream team, but don’t be shy about asking for vendor suggestions, either. David Walters, The Cut, "15 New Outdoor Wedding Reception Venues in New York City," 13 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neutral red.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of neutral red

1890, in the meaning defined above

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Time Traveler for neutral red

Time Traveler

The first known use of neutral red was in 1890

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Cite this Entry

“Neutral red.” Dictionary, Merriam-Webster, Accessed 22 Sep. 2020.

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More Definitions for neutral red

neutral red


Medical Definition of neutral red

: a basic phenazine dye used chiefly as a biological stain and acid-base indicator

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