trillium

See also: Trillium

English

From the genus name.

trillium (plural trilliums)

Any of several perennial flowering plants, of the genus Trillium, having flowers with three petals

any of several perennial flowering plants of the genus Trillium

^ Hall, Joseph Sargent (1942 March 2) “2. The Vowel Sounds of Unstressed and Partially Stressed Syllables”, in The Phonetics of Great Smoky Mountain Speech (American Speech: Reprints and Monographs; 4), New York: King's Crown Press, →DOI, →ISBN, § II.2, page 66.

Said to be altered from Swedish trilling (“triplet”).^[1]

trillium n (genitive trilliī or trillī); second declension

¹Found in older Latin (until the Augustan Age).

^ James A. H. Murray et al., editors (1884–1928), “Trillium”, in A New English Dictionary on Historical Principles (Oxford English Dictionary), London: Clarendon Press, →OCLC.