Lilac/ˈlaɪlək/ Definition 1 of 2Pro Tip 1/3Spring Association Lilacs are commonly associated with the springtime, symbolizing renewal and fresh starts. The lilac blooms signaled the start of spring. Pro Tip 2/3Scent Description The lilac's scent is often described as sweet and strong, commonly used in perfumes. The scent of lilacs filled the room with a sweet aroma. Pro Tip 3/3Color Varieties Lilacs can have flowers in shades other than purple, including white and pink. The garden had an array of lilacs, from pale pinks to deep purples.