1. trillium

noun. any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower.


  • birthroot
  • wake-robin
  • early wake-robin
  • purple trillium
  • red trillium
  • Trillium recurvatum
  • sessile trillium
  • toadshade
  • prairie wake-robin
  • Trillium sessile
  • prairie trillium
  • snow trillium
  • liliaceous plant
  • dwarf-white trillium
  • genus Trillium
  • wood lily

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Sentences with trillium

1. Noun, singular or mass
What's difficult about growing your own trillium is that this flower is slow to get going.

2. Adjective
While no flower was ever officially chosen for that purpose, Ontario adopted trillium symbolism for its province.