: irregular, uneven
specifically : having the margin irregularly notched
an erose leaf

Word History


Latin erosus, past participle of erodere

First Known Use

1793, in the meaning defined above

Time Traveler
The first known use of erose was in 1793

Dictionary Entries Near erose

Cite this Entry

“Erose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erose. Accessed 4 Mar. 2024.

Medical Definition


: having the margin irregularly notched as if gnawed
an erose edge of a bacterial colony
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