periderm

noun
peri·​derm | \ ˈper-ə-ˌdərm How to pronounce periderm (audio) \

Definition of periderm

: an outer layer of tissue especially : a cortical protective layer of many roots and stems that typically consists of phellem, phellogen, and phelloderm

First Known Use of periderm

1849, in the meaning defined above

History and Etymology for periderm

New Latin peridermis, from peri- + -dermis

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More Definitions for periderm

periderm

noun
peri·​derm | \ ˈper-ə-ˌdərm How to pronounce periderm (audio) \

Medical Definition of periderm

: the outer layer of the epidermis of the skin especially of the embryo