Meaning

verb to wind or move in a spiral course

noun a structure consisting of something wound in a continuous series of loops

noun a round shape formed by a series of concentric circles (as formed by leaves or flower petals)

originFrom Middle English coilen, from Old French coillir, cuillir (“to gather, pluck, pick, cull”) (modern French cueillir), from Latin colligō (“to gather together”), past participle collectus, from com- (“together”) + legō (“to gather”); compare legend. Doublet of cull.

Etymology from Wiktionary, CC BY-SA 3.0