protoderm

noun
pro·​to·​derm | \ ˈprō-tə-ˌdərm How to pronounce protoderm (audio) \

Definition of protoderm

: the outer primary meristem of a plant or plant part

First Known Use of protoderm

circa 1932, in the meaning defined above

History and Etymology for protoderm

International Scientific Vocabulary

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The first known use of protoderm was circa 1932

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