Spiral Definition

spīrəl
spiraled, spiraling, spiralled, spiralling, spirals
noun
spirals
A spiral curve occurring in a single plane.
Webster's New World
A curve on a plane that winds around a fixed center point at a continuously increasing or decreasing distance from the point.
American Heritage
A spiral curve occurring in a series of planes; helix.
Webster's New World
Something having a spiral form, as a wire for holding sheets in some notebooks.
Webster's New World
A section or segment of a spiral.
Webster's New World
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adjective
Of or resembling a spiral.
American Heritage
Circling around a central point in a flat, two-dimensional curve that constantly increases (or decreases) in size.
Webster's New World
Circling around a central axis in a conical or cylindrical, three-dimensional curve.
Webster's New World
Relating to or having a spiral binding.
A spiral notebook.
American Heritage
Antonyms:
verb
spiraled, spiraling, spiralled, spiralling, spirals
To move in or form a spiral.
Webster's New World
To cause to move in or form a spiral.
Webster's New World
To rise or fall with steady acceleration.
American Heritage
Spiral is to move in a winding or circular motion around a central point, or to experience a continuous decrease or increase, usually as part of a chain reaction.
When you begin to drink more and get more depressed and then drink some more, this is an example of a time when you spiral into addiction.
YourDictionary
(figuratively, intransitive) To increase continually.
Her debts were spiralling out of control.
Wiktionary
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Other Word Forms of Spiral

Noun

Singular:
spiral
Plural:
spirals

Origin of Spiral

  • Medieval Latin spīrālis of a spiral from Latin spīra coil spire2

    From American Heritage Dictionary of the English Language, 5th Edition

  • Via Medieval Latin spiralis from Latin spira

    From Wiktionary

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