methyl orange

noun

Definition of methyl orange

: an alkaline dye used as a chemical indicator

First Known Use of methyl orange

1881, in the meaning defined above

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Time Traveler for methyl orange

Time Traveler

The first known use of methyl orange was in 1881

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Dictionary Entries Near methyl orange

methylolurea

methyl orange

methyl parathion

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Cite this Entry

“Methyl orange.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/methyl%20orange. Accessed 1 Dec. 2021.

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More Definitions for methyl orange

methyl orange

noun

Medical Definition of methyl orange

: a basic azo dye C14H14N3NaO3S that is used chiefly as an acid-base indicator and whose dilute solution is yellow when neutral and pink when acid

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