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| tril·li·um [ tríllee əm ] (plural tril·li·ums) |
noun |
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| Definition: |
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plant with 3 petals: a plant with a cluster of three leaves at the top of the stem. Flowers: single, large, white, pink, or purple, three-petaled. Native to: North America, South Asia.
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| [Mid-19th century. < modern Latin] |
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