Definition of liliaceous in English:

liliaceous

adjective

Botany
  • Relating to or denoting plants of the lily family ("Liliaceae" ). These have elongated leaves which grow from a corm, bulb, or rhizome.

Origin

Mid 18th century: from modern Latin Liliaceae (plural), based on Latin lilium ‘lily’, + -ous.

Pronunciation

liliaceous

/ˌlɪlɪˈeɪʃəs/