hyperacidity

noun

hy·​per·​acid·​i·​ty ˌhī-pər-ə-ˈsi-də-tē How to pronounce hyperacidity (audio)
: the condition of containing more than the normal amount of acid
hyperacid adjective

Word History

First Known Use

circa 1890, in the meaning defined above

Time Traveler
The first known use of hyperacidity was circa 1890

Browse Nearby Words

Cite this Entry

“Hyperacidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperacidity. Accessed 29 Jul. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!