alum rock

noun

Definition of alum rock

First Known Use of alum rock

circa 1637, in the meaning defined above

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Learn More About alum rock

Time Traveler for alum rock

Time Traveler

The first known use of alum rock was circa 1637

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Dictionary Entries Near alum rock

a lump in one's throat

alum rock

alumroot

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Statistics for alum rock

Cite this Entry

“Alum rock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alum%20rock. Accessed 24 Sep. 2022.

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