dis·​pro·​por·​tion·​ation ˌdis-prə-ˌpȯr-shə-ˈnā-shən How to pronounce disproportionation (audio)
: the transformation of a substance into two or more dissimilar substances usually by simultaneous oxidation and reduction
disproportionate intransitive verb

Word History

First Known Use

circa 1929, in the meaning defined above

Time Traveler
The first known use of disproportionation was circa 1929

Dictionary Entries Near disproportionation

Cite this Entry

“Disproportionation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disproportionation. Accessed 13 Jul. 2024.

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