Main Entry: ¹spi·ral

Pronunciation: \ˈspī-rəl\

Function: adjective

1 a : winding around a center or pole and gradually receding from or approaching it b : helical <the spiral structure of DNA>
2 : being a fracture in which the break is produced by twisting apart the bone <a double spiral break>

—spi·ral·ly \-rə-lē\ adverb