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spiral

spi·ral

US/ˈspaɪɹəl/ fairly common informal

noun

1.

a plane curve traced by a point circling about the center but at increasing distances from the center

2.

a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle

Synonyms
3.

ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center

Synonyms
4.

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

  • “a coil of rope”

verb

1.

to wind or move in a spiral course

  • “the muscles and nerves of his fine drawn body were coiling for action”
  • “black smoke coiling up into the sky”
  • “the young people gyrated on the dance floor”
Synonyms
2.

form a spiral

  • “The path spirals up the mountain”
3.

move in a spiral or zigzag course

Synonyms

adjective

Origin

From Middle French spirale, from Medieval Latin spiralis, from Latin spīra, from Ancient Greek σπεῖρα (speîra, “wreath, coil, twist”).

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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.