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Origin of spiral

1545–55; < Medieval Latin spīrālis, equivalent to Latin spīr(a) coil (< Greek speîra anything coiled, wreathed, or twisted; see spire2) + -ālis -al1

OTHER WORDS FROM spiral

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for spiralling

British Dictionary definitions for spiralling

spiral
/ (ˈspaɪərəl) /

noun

adjective

having the shape of a spiral

verb -rals, -ralling or -ralled or US -rals, -raling or -raled

to assume or cause to assume a spiral course or shape
(intr) to increase or decrease with steady accelerationwages and prices continue to spiral

Derived forms of spiral

spirally, adverb

Word Origin for spiral

C16: via French from Medieval Latin spīrālis, from Latin spīra a coil; see spire ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for spiralling

spiral
[ spīrəl ]

adj.

Coiling or developing around an axis in a constantly changing series of planes; helical.

n.

A structure in the shape of a coil.

v.

To take the form or course of a spiral.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.