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1. Oxford American Dictionary

   spiral

   • IPA[ˈspīrəl]

   美式

   • adj.
     winding in a continuous and gradually widening (or tightening) curve, either around a central point on a flat plane or about an axis so as to form a cone；winding in a continuous curve of constant diameter about a central axis, as though along a cylinder; helical.
   • n.
     a spiral curve, shape, or pattern；a spiral spring.
   • v.
     move in a spiral course；cause to have a spiral shape or follow a spiral course

   • verb: spiral, 3rd person present: spirals, gerund or present participle: spiralling, past tense: spiralled, past participle: spiralled

   • noun: spiral, plural noun: spirals

2. • 釋義
   • 相關詞

   adj.

   形容詞

   • 1. winding in a continuous and gradually widening (or tightening) curve, either around a central point on a flat plane or about an axis so as to form a cone a spiral pattern
   • ▪ winding in a continuous curve of constant diameter about a central axis, as though along a cylinder; helical.
   • ▪ (of a stairway) constantly turning in one direction as it rises, around a solid or open center a wrought-iron spiral staircase
   • ▪ (of a fracture) curving around a long bone lengthwise.
   • ▪ short for spiral-bound

   n.

   名詞

   • 1. a spiral curve, shape, or pattern he spotted a spiral of smoke
   • ▪ a spiral spring.
   • ▪ short for spiral galaxy
   • 2. a progressive rise or fall of prices, wages, etc., each responding to an upward or downward stimulus provided by a previous one an inflationary spiral
   • ▪ a process of deterioration through the continuous increase or decrease of a specified feature a downward spiral of sex and drink
   • 3. a pass or kick that moves smoothly through the air while spinning on its long axis.

   v.

   動詞

   • 1. move in a spiral course a wisp of smoke spiraled up from the trees 同義詞 coil, wind, twirl, swirl, twist, ... 更多wreathe, snake, gyrate
   • ▪ cause to have a spiral shape or follow a spiral course spiral the bandage around the injured limb 同義詞 coil, wind, twirl, swirl, twist, ... 更多wreathe, snake, gyrate
   • 2. show a continuous and dramatic increase inflation continued to spiral 同義詞 soar, shoot up, rocket, increase rapidly, rise rapidly, ... 更多leap up, escalate, climb, mount, informalskyrocket, go through the ceiling, go through the roof反義詞 fall
   • ▪ decrease or deteriorate continuously he expects the figures to spiral down further 同義詞 deteriorate, decline, degenerate, worsen, get worse, ... 更多informalgo downhill, take a nosedive, go to pot, go to the dogs, hit the skids, go down the toilet, go down the tubes反義詞 improve

   spiralling

   • adj.
     having or forming a spiral shape: the office's most eye-catching feature is the grand spiralling staircase

   Oxford Dictionary

   spiraling

   • adj.
     having or forming a spiral shape: the office's most eye-catching feature is the grand spiraling staircase

   Oxford American Dictionary

   death spiral

   • n.
     a spiraling downward path taken by an aircraft that is out of control: the plane went into a death spiral and then a nose dive

   Oxford American Dictionary

   death spiral

   • n.
     a spiralling downward path taken by an aircraft that is out of control: the plane went into a death spiral and then a nose dive

   Oxford Dictionary

   logarithmic spiral

   • n.
     another term for equiangular spiral

   Oxford Dictionary

   spiral-bound

   • adj.
     (of a book or notepad) bound with a wire or plastic spiral threaded through a row of holes ...

   Oxford Dictionary

   equiangular spiral

   • n.
     another term for logarithmic spiral

   Oxford American Dictionary

   logarithmic spiral

   • n.
     a spiral such that the angle between the tangent and the radius vector is the same for all ...

   Oxford American Dictionary

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3. • 更多解釋

   spiral

   • IPA[ˈspʌɪrəl]

   英式

   • adj.
     winding in a continuous and gradually widening (or tightening) curve, either round a central ... a spiral pattern
   • n.
     a spiral curve, shape, pattern, or object: a spiral of smoke
   • v.
     move in a spiral course: a wisp of smoke spiralled up from the trees

   Oxford Dictionary