pH meter


: an apparatus for measuring the strength or the amount of acid present in a mixture or solution

called also acidimeter

Word History

First Known Use

1932, in the meaning defined above

Time Traveler
The first known use of pH meter was in 1932

Dictionary Entries Near pH meter

Cite this Entry

“PH meter.” Dictionary, Merriam-Webster, Accessed 30 May. 2024.

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