Lilac comes from the flowering shrub name, ultimately from Persian via Arabic, and evokes the pale purple bloom.
Lilac traces its roots to the Persian word "lilak" and the Sanskrit "nila," both meaning blue or bluish-purple, traveling through Arabic and Ottoman Turkish before arriving in French as "lilas" and eventually into English in the seventeenth century. The lilac bush — Syringa vulgaris — became a beloved fixture of European and American gardens, and its name carried the scent of spring renewal and fleeting romance wherever it spread. Poets seized on the flower's ephemeral bloom as a symbol of first love and the bittersweet passage of youth.
American literary culture is deeply steeped in lilac imagery: Walt Whitman's elegy "When Lilacs Last in the Dooryard Bloom'd" made the flower an emblem of mourning and memory after Lincoln's assassination, while Emily Dickinson returned again and again to the purple clusters outside her Amherst window. The color lilac itself — that soft, dusty purple — became fashionable in Victorian mourning dress before migrating to spring wardrobes and nursery palettes. As a given name, Lilac belongs to the tradition of nature and floral naming that flourished in the late Victorian era alongside Rose, Violet, and Iris.
It fell quiet through most of the twentieth century, lending it an antique rarity that modern parents find appealing. The name carries an inherently poetic, impressionistic quality — neither the solemnity of Violet nor the ubiquity of Lily, but something nestled between: a little wild, a little melancholy, unmistakably beautiful.