Definition of phellem in English:

phellem

Pronunciation /ˈfɛləm/

noun

Botany
  • The outermost, protective layer of the periderm of plant shoots and roots, typically composed of tightly packed, suberized cells; cork tissue.

Origin

Late 19th century; earliest use found in Proceedings of the Royal Society of London. From German Phellem from ancient Greek ϕελλός cork + German -em -em [suffix].