pro·​to·​derm ˈprō-tə-ˌdərm How to pronounce protoderm (audio)
: the outer primary meristem of a plant or plant part

Word History


International Scientific Vocabulary

First Known Use

circa 1932, in the meaning defined above

Time Traveler
The first known use of protoderm was circa 1932

Dictionary Entries Near protoderm

Cite this Entry

“Protoderm.” Dictionary, Merriam-Webster, Accessed 22 Jul. 2024.

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