periderm

noun peri·derm \ ˈper-ə-ˌdərm \

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

Origin and Etymology of periderm

New Latin peridermis, from peri- + -dermis

Medical Dictionary

periderm

noun peri·derm \ ˈper-ə-ˌdərm \

medical Definition of periderm

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

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