Definition of graminaceous in English:

graminaceous

adjective

Botany
  • Relating to or denoting plants of the grass family ("Gramineae")

    • ‘In graminaceous plants, leaf cells divide from a basal meristem, which causes older cells to be displaced by younger cells below them.’
    green, leafy, grassy, grass-covered
    View synonyms

Origin

Mid 19th century: from Latin gramen, gramin- grass + -aceous.

Pronunciation:

graminaceous

/ˌɡraməˈnāSHəs/