ep·​i·​stome ˈe-pə-ˌstōm How to pronounce epistome (audio)
: any of several structures or regions situated above or covering the mouth of various invertebrates

Word History


New Latin epistoma

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of epistome was in 1852

Dictionary Entries Near epistome

Cite this Entry

“Epistome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/epistome. Accessed 18 Jun. 2024.

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