coil / koel [koɪl]
coil – n. & v. – n. – 1. something wound in a connected series of loops; 2. an arrangement of pipes in a spiral or loop; 3. an electrical conductor wound into the form of a spiral, to provide inductance or a magnetic field; 4. an intrauterine contraceptive device in the shape of a coil; v. – 1. tr. to wind or gather (ropes, hair, etc.) into loops or to be formed in such loops; 2. intr. to move in a winding course
koel – n. – any of several cuckoos (genus Eudynamys) of India, the East Indies and Australia, called also the long-tailed cuckoo