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.
adj.
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.
spi′ral·ly adv.

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
adj
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]
ˈspirally adv

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.
adj.
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]
spi′ral•ly, adv.

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
I had spiralled
you had spiralled
he/she/it had spiralled
we had spiralled
you had spiralled
they had spiralled
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
I had been spiralling
you had been spiralling
he/she/it had been spiralling
we had been spiralling
you had been spiralling
they had been spiralling
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:
Noun1.spiral - a plane curve traced by a point circling about the center but at increasing distances from the centerspiral - a plane curve traced by a point circling about the center but at increasing distances from the center
curve, 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 anglespiral - a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
curve, curved shape - the trace of a point whose direction of motion changes
double 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 economy
economic process - any process affecting the production and development and management of material wealth
inflationary spiral - an episode of inflation in which prices and wages increase at an increasing rate and currency rapidly loses value
deflationary 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 centerspiral - ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
decoration, ornament, ornamentation - something used to beautify
5.spiral - a structure consisting of something wound in a continuous series of loopsspiral - a structure consisting of something wound in a continuous series of loops; "a coil of rope"
hank - a coil of rope or wool or yarn
structure, 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 radius
rotary motion, rotation - the act of rotating as if on an axis; "the rotation of the dancer kept time with the music"
Verb1.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 course
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"
Adj.1.spiral - in the shape of a coilspiral - 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

adjective
noun
1. coil, helix, corkscrew, whorl, screw, gyre (literary), curlicue, volute Larks were rising in spirals from the ridge.
verb
1. coil, wind, twist, snake, twirl Smoke spiralled from a joss stick.
2. soar, rise, escalate, climb, rocket, shoot up a spiralling trend of violence
spiral downwards decline, fall, drop, sink, shrink, decrease, deteriorate, fall off, dwindle, wane, ebb 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
įvijaskaip spiralėlaipsniškai kiltilaipsniškai kristilaipsniškas kilimas
attīstīties spirālveidīgigrīstespirālespirāles-spirālveidīgs
špirálašpirálovito stúpaťšpirálovitýšpirálovýtočitý
polžastspiralaspiralen
dalgalanmafırlamakhelezonhelezonîiniş çıkış

spiral

[ˈspaɪərəl]
A. ADJespiral, en espiral
a spiral staircaseuna escalera de caracol
B. Nespiral f, hélice f
the inflationary spiralla espiral inflacionista
C. VI to spiral up/downsubir/bajar en espiral
the plane spiralled downel avión bajó en espiral
the smoke spiralled up; the smoke went spiralling upel humo subió formando una espiral
prices have spiralled uplos precios han subido vertiginosamente

spiral

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

spiral

adjspiralförmig, spiralig; 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]
1. adja spirale
2. nspirale f
the inflationary spiral → la spirale dell'inflazione
3. vi (prices) → salire vertiginosamente
to spiral up/down (also) (Aer) → salire/scendere a spirale

spiral

(ˈspaiərəl) adjective
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.
ˈspirally adverb

spi·ral

a. espiral, que se envuelve alrededor de un centro o axis.
References in classic literature ?
Along both ranges of hills, which bounded the opposite sides of the lake and valley, clouds of light vapor were rising in spiral wreaths from the uninhabited woods, looking like the smoke of hidden cottages; or rolled lazily down the declivities, to mingle with the fogs of the lower land.
Little spiral rods of iron beautified each of the seven peaks.
His complexion was as delicate as a young girl's, his eyes were of the lightest blue, his upper lip was adorned by a weak little white mustache, waxed and twisted at either end into a thin spiral curl.
The brilliancy of her eyes, the superb arch of her eyebrows, her well-formed aquiline nose, her teeth as white as pearl, and the profusion of her sable tresses, which, each arranged in its own little spiral of twisted curls, fell down upon as much of a lovely neck and bosom as a simarre of the richest Persian silk, exhibiting flowers in their natural colours embossed upon a purple ground, permitted to be visible all these constituted a combination of loveliness, which yielded not to the most beautiful of the maidens who surrounded her.
I could not tell you, even approximately, how long this ride lasted; I only know that we seemed to turn and turn and often went down a spiral stair into the very heart of the earth.
He raised the door and I caught sight of the top of a spiral staircase; then he said, turning to the lady, "Madam, this is the way that will lead you down to the spot which I told you of.
There he perceives a cunningly wrought fountain of many-coloured jasper and polished marble; here another of rustic fashion where the little mussel-shells and the spiral white and yellow mansions of the snail disposed in studious disorder, mingled with fragments of glittering crystal and mock emeralds, make up a work of varied aspect, where art, imitating nature, seems to have outdone it.
Presently I came upon a spiral runway leading to a lower floor, and this I followed downward for several stories until I reached the doorway of a large apartment in which were a number of guardsmen.
He saw the spiral of the descending roadway, the steep crags, the clinging bushes, the peppering of snow-wreaths, and far down in the bottom, the diminished crane.
In this lantern is a spiral glass which contains a small quantity of carbonic gas.
But these forces increase as we go higher, so that we have a spiral which in defiance of reason rests upon the apex and not on the base.
Nine years did I stay with them, and many beautiful works in bronze, brooches, spiral armlets, cups, and chains, did I make for them in their cave, with the roaring waters of Oceanus foaming as they rushed ever past it; and no one knew, neither of gods nor men, save only Thetis and Eurynome who took care of me.