Definition of trillium
: any of a genus (Trillium) of herbs of the lily family with an erect stem bearing a whorl of three leaves and a solitary typically spring-blooming flower
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There's a fern garden, and cyclamen, narcissus, erythronium and trillium bring more color to the scene.
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The Ritchey Canyon Trail follows Ritchey Creek and will impress you with trilliums and orchids as well as the big trees.
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This year, the Huntsville Botanical Garden was certified through the North American Plant Conservation Consortium to have the largest trillium collection in the country.
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After a 1-mile hike through a hardwood forest filled with trilliums in the summer, visitors reach an observation platform at the top of the falls.
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The forest floor was alive with bursts of wildflowers: purple wild geraniums and violet shooting stars and red trilliums.
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Trillium and Timothy lakes on Mount Hood are on this week's list.
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The slope is retained by logs; rocks; steps; and plantings of ornamental grasses and ground covers like ferns, cyclamen, hepaticas and native trillium.
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The flowers include red trillium, trailing arbutus and pink moccasin flower.
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Illustration of trillium
Origin and Etymology of trillium
New Latin, from Swedish trilling triplet; from its three leaves
NEW! Time Traveler
First Known Use: circa 1760
in the meaning defined above
See Words from the same yearTRILLIUM Defined for Kids
Definition of trillium for Students
: a plant related to the lilies that has three leaves and a single flower with three petals and that blooms in the spring
Learn More about trillium
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See words that rhyme with trillium Britannica.com: Encyclopedia article about trillium
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