Definition of phylloid in English:

phylloid

Pronunciation /ˈfɪlɔɪd/

adjective

Botany
  • Resembling a leaf; having parts resembling leaves.

noun

Botany
  • An organ resembling a leaf in form and function, though not considered homologous with a true leaf; a leaflike structure in an alga.

Origin

Mid 19th century; earliest use found in Robert Mayne (1808–1868). From ancient Greek ϕύλλον leaf + -oid, after post-classical Latin phylloideus.