What does "lavender" mean?

Lavender: The pale, purplish color of lavender flowers, paler and more delicate than lilac. Lavender cotton (Bot.), a low, twiggy, aromatic shrub (Santolina Chamæcyparissus) of the Mediterranean region, formerly used as a vermifuge, etc., and still used to keep moths from wardrobes. Also called ground cypress. -- Lavender water, a perfume composed of alcohol, essential oil of lavender, essential oil of bergamot, and essence of ambergris. -- Sea lavender. (Bot.) See Marsh rosemary. -- To lay in lavender. (a) To lay away, as clothing, with sprigs of lavender. (b) To pawn. [Obs.]