Definition of phelloderm in US English:

phelloderm

noun

Botany
  • The innermost layer of the periderm in some plants, composed of parenchymatous cells.

Origin

Late 19th century; earliest use found in Alfred Bennett (1833–1902), botanist and publisher. From German Phelloderm, alteration of Phelloderma from ancient Greek ϕελλός cork + δέρμα skin.

Pronunciation

phelloderm

/ˈfɛlədəːm/