: a widely cultivated European shrub (Syringa vulgaris) of the olive family that has cordate ovate leaves and large panicles of fragrant pinkish-purple or white flowers
b
: a tree or shrub congeneric with the lilac
2
: a variable color averaging a moderate purple
Illustration of lilac
lilac 1a
Examples of lilac in a Sentence
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For that occasion, FLOTUS donned a crepe off-the-shoulder column gown in sunflower from Carolina Herrera’s Wes Gordon, which was accented with a lilac silk belt with a covered buckle, and light lilac frosted pumps from Manolo Blahnik.—Rosemary Feitelberg, Footwear News, 18 Sep. 2025 From summer to late fall, these white to pale lilac flowers with purple spots bloom surrounded by foliage that’s arranged like a feather.—Sheryl Geerts, Better Homes & Gardens, 17 Sep. 2025 The shade lineup spans 10 options, ranging from pale lilac to rosy pink to plummy burgundy, all inspired by NYC sunsets.—Karina Hoshikawa, Refinery29, 16 Sep. 2025 When the pink bulbs ultimately ran out, Brooks advised customers to switch to a soft-lilac bulb made in Finland that mimics the same glow.—Clio Chang, Curbed, 11 Sep. 2025 See All Example Sentences for lilac
Word History
Etymology
obsolete French (now lilas), from Arabic līlak, from Persian nīlak bluish, from nīl blue, from Sanskrit nīla dark blue
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