# spiral

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## spi·ral

(spī′rəl)
n.
1.
a. A curve on a plane that winds around a fixed center point at a continuously increasing or decreasing distance from the point.
b. A three-dimensional curve that turns around an axis at a constant or continuously varying distance while moving parallel to the axis; a helix.
c. Something having the form of such a curve: a spiral of black smoke.
2. Printing A spiral binding.
3. The course or flight path of an object rotating on its longitudinal axis.
4. A continuously accelerating increase or decrease: the wage-price spiral.
1. Of or resembling a spiral.
2. Circling around a center at a continuously increasing or decreasing distance.
3. Coiling around an axis in a constantly changing series of planes; helical.
4. Printing Relating to or having a spiral binding: a spiral notebook.
v. spi·raled, spi·ral·ing, spi·rals also spi·ralled or spi·ral·ling
v.intr.
1. To take a spiral form or course.
2. To rise or fall with steady acceleration.
v.tr.
To cause to take a spiral form or course.

[Medieval Latin spīrālis, of a spiral, from Latin spīra, coil; see spire2.]

spi·ral′i·ty (spī-răl′ĭ-tē) n.

## spiral

(ˈspaɪərəl)
n
1. (Mathematics) geometry one of several plane curves formed by a point winding about a fixed point at an ever-increasing distance from it. Polar equation of Archimedes spiral: r = aθ; of logarithmic spiral: log r = aθ; of hyperbolic spiral: rθ = a, (where a is a constant)
2. (Mathematics) another name for helix1
3. something that pursues a winding, usually upward, course or that displays a twisting form or shape
4. (Aeronautics) a flight manoeuvre in which an aircraft descends describing a helix of comparatively large radius with the angle of attack within the normal flight range. Compare spin16
5. (Economics) economics a continuous upward or downward movement in economic activity or prices, caused by interaction between prices, wages, demand, and production
having the shape of a spiral
vb, -rals, -ralling or -ralled, -rals, -raling or -raled
6. to assume or cause to assume a spiral course or shape
7. (intr) to increase or decrease with steady acceleration: wages and prices continue to spiral.
[C16: via French from Medieval Latin spīrālis, from Latin spīra a coil; see spire2]

## spi•ral

(ˈspaɪ rəl)

n., adj., v. -raled, -ral•ing (esp. Brit.) -ralled, -ral•ling. n.
1. a plane curve generated by a point moving around a fixed point while constantly receding from or approaching it.
2. a helix.
3. a single circle or ring of a spiral or helical curve or object.
4. a spiral or helical object, formation, or form.
5. a football thrown or kicked so that the ball turns on its longer axis as it flies through the air.
6. a continuous increase or decrease in wages, prices, etc.
7. of or of the nature of a spire or coil.
8. bound with a spiral binding; spiral-bound: a spiral notebook.
v.i.
9. to take a spiral form or course.
10. to rise or fall steadily.
[1545–55; < Medieval Latin spīrālis= Latin spīr(a) coil (< Greek speîra; compare spire2) + -ālis -al1]

## spiral

Past participle: spiralled
Gerund: spiralling

Imperative
spiral
spiral
Present
I spiral
you spiral
he/she/it spirals
we spiral
you spiral
they spiral
Preterite
I spiralled
you spiralled
he/she/it spiralled
we spiralled
you spiralled
they spiralled
Present Continuous
I am spiralling
you are spiralling
he/she/it is spiralling
we are spiralling
you are spiralling
they are spiralling
Present Perfect
I have spiralled
you have spiralled
he/she/it has spiralled
we have spiralled
you have spiralled
they have spiralled
Past Continuous
I was spiralling
you were spiralling
he/she/it was spiralling
we were spiralling
you were spiralling
they were spiralling
Past Perfect
Future
I will spiral
you will spiral
he/she/it will spiral
we will spiral
you will spiral
they will spiral
Future Perfect
I will have spiralled
you will have spiralled
he/she/it will have spiralled
we will have spiralled
you will have spiralled
they will have spiralled
Future Continuous
I will be spiralling
you will be spiralling
he/she/it will be spiralling
we will be spiralling
you will be spiralling
they will be spiralling
Present Perfect Continuous
I have been spiralling
you have been spiralling
he/she/it has been spiralling
we have been spiralling
you have been spiralling
they have been spiralling
Future Perfect Continuous
I will have been spiralling
you will have been spiralling
he/she/it will have been spiralling
we will have been spiralling
you will have been spiralling
they will have been spiralling
Past Perfect Continuous
Conditional
I would spiral
you would spiral
he/she/it would spiral
we would spiral
you would spiral
they would spiral
Past Conditional
I would have spiralled
you would have spiralled
he/she/it would have spiralled
we would have spiralled
you would have spiralled
they would have spiralled
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 spiral - a plane curve traced by a point circling about the center but at increasing distances from the centercurve, curved shape - the trace of a point whose direction of motion changes 2 spiral - a curve that lies on the surface of a cylinder or cone and cuts the element at a constant anglehelixcurve, curved shape - the trace of a point whose direction of motion changesdouble helix - a pair of parallel helices intertwined about a common axis; "the shape of the DNA molecule is a double helix" 3 spiral - a continuously accelerating change in the economyeconomic process - any process affecting the production and development and management of material wealthinflationary spiral - an episode of inflation in which prices and wages increase at an increasing rate and currency rapidly loses valuedeflationary spiral - an episode of deflation in which prices and wages decrease at an increasing rate and currency gains in value 4 spiral - ornament consisting of a curve on a plane that winds around a center with an increasing distance from the centervolutedecoration, ornament, ornamentation - something used to beautify 5 spiral - a structure consisting of something wound in a continuous series of loops; "a coil of rope"hank - a coil of rope or wool or yarnstructure, construction - a thing constructed; a complex entity constructed of many parts; "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons" 6 spiral - flying downward in a helical path with a large radiusrotary motion, rotation - the act of rotating as if on an axis; "the rotation of the dancer kept time with the music" Verb 1 spiral - 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"turn - change orientation or direction, also in the abstract sense; "Turn towards me"; "The mugger turned and fled before I could see his face"; "She turned from herself and learned to listen to others' needs" 2 spiral - form a spiral; "The path spirals up the mountain"curve, wind, twist - extend in curves and turns; "The road winds around the lake"; "the path twisted through the forest" 3 spiral - move in a spiral or zigzag coursecorkscrewturn - change orientation or direction, also in the abstract sense; "Turn towards me"; "The mugger turned and fled before I could see his face"; "She turned from herself and learned to listen to others' needs" Adj. 1 spiral - in the shape of a coil    coiled - curled or wound (especially in concentric rings or spirals); "a coiled snake ready to strike"; "the rope lay coiled on the deck"

## spiral

1. a spiral staircase
noun
1. coil, helix, corkscrew, whorl, screw, gyre (literary), curlicue, volute Larks were rising in spirals from the ridge.
verb
1. Smoke spiralled from a joss stick.
2. a spiralling trend of violence
spiral downwards House prices will continue to spiral downwards.

## spiral

verb
To move or proceed on a repeatedly curving course:
Translations
إرتِفاع تَصاعُدي للأسْعارحَلَزونيلَولَبيمَسار حَلَزونييَرْتَفِع أو يَتَصاعَد حَلَزونِيّا
spirálaspirálovitě stoupatspirálovýšroubovitýtočitý
hastig stigningspiralstyrtdyk
csigavonalúspirálspirálisan emelkedik
hreyfa í spíral, skrúfast uppskrúfugangurspíral-spíral-, hringspírall
attīstīties spirālveidīgigrīstespirālespirāles-spirālveidīgs
špirálašpirálovito stúpaťšpirálovitýšpirálovýtočitý
polžastspiralaspiralen
dalgalanmafırlamakhelezonhelezonîiniş çıkış

## spiral

[ˈspaɪərəl]
a spiral staircase
B. N
the inflationary spiral
C. VI to spiral up/downsubir/bajar en espiral
the plane spiralled down
the smoke spiralled up; the smoke went spiralling upel humo subió formando una espiral
prices have spiralled up

## spiral

[ˈspaɪərəl]
n
(= shape) →
(= trend) →
the inflationary spiral →
downward spiral →
adj [pattern, movement, curve] → en spirale
vi
(= rise rapidly) [prices, costs] → monter en flèchespiral staircase spiral stairway n

## spiral

adj; shell alsogewunden; springSpiral-; movement, descentin Spiralen; a spiral curveeine Spirale; spiral nebulaSpiralnebel m
n (lit, fig)Spirale f; price/inflationary spiralPreis-/Inflationsspirale f
vi (also spiral up)sich (hoch)winden; (smoke also, missile etc)spiralförmig or in einer Spirale aufsteigen; (prices)(nach oben) klettern

## spiral

[ˈspaɪərl]
2. n
the inflationary spiral → la spirale dell'inflazione
3. vi (prices) →
to spiral up/down (also) (Aer) →

## spiral

1. coiled round like a spring, with each coil the same size as the one below. a spiral staircase.
2. winding round and round, usually tapering to a point. a spiral shell.
noun
1. an increase or decrease, or rise or fall, becoming more and more rapid (eg in prices).
2. a spiral line or object. A spiral of smoke rose from the chimney.
verbpast tense, past participle ˈspiralled , (American) ˈspiraled
to go or move in a spiral, especially to increase more and more rapidly. Prices have spiralled in the last six months.

## spi·ral

a. espiral, que se envuelve alrededor de un centro o axis.
References in periodicals archive ?
Primarily set in the 1970s, the movie depicts a time when Davis had withdrawn from the public eye and spiraled down the rabbit hole of drug addiction, while a fictional Rolling Stones writer (McGregor) tries to get the star out for an interview.
Basic social services, including health and education, spiraled down.
Becca keeps a journal, which helps the reader understand her thoughts and motives for continuing down a path she never would have spiraled down before.

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