spiral
US: /ˈspaɪɹəɫ/
UK: /spˈaɪəɹəl/
English - Vietnamese dictionary
spiral /'spaiərəl/- tính từ
- xoắn ốc
- spiral spring: lò xo xoắn ốc
- xoắn ốc
- danh từ
- đường xoắn ốc, đường trôn ốc
- (hàng không) sự bay theo đường xoắn ốc
- sự tăng lên dần dần, sự lên từ từ; sự giảm dần dần, sự xuống từ từ (giá...)
- nội động từ
- chuyển động theo hình xoắn ốc, xoắn theo hình trôn ốc
- tăng dần dần; giảm dần dần
Advanced English dictionary
noun, adjective, verb+ noun
1 a shape or design, consisting of a continuous curved line that winds around a central point, with each curve further away from the centre: The birds circled in a slow spiral above the house. + A spiral of smoke rose from the chimney.
2 a continuous harmful increase or decrease in sth, that gradually gets faster and faster: the destructive spiral of violence in the inner cities + measures to control the inflationary spiral + the upward / downward spiral of sales + the vicious spiral of rising wages and prices
+ adjective
moving in a continuous curve that winds around a central point: a spiral staircase + A snail's shell is spiral in form.
spirally adverb
+ verb (-ll-, AmE usually -l-) [V] [usually +adv./prep.]
1 to move in continuous circles, going upwards or downwards: Smoke spiralled into the sky. + The plane spiralled down to the ground.
2 to increase rapidly: the spiralling cost of health care + Prices are spiralling out of control.
Phrasal Verbs: spiral down / downward to decrease rapidly
Thesaurus dictionary
n.
1 helix, coil, corkscrew, screw, scroll; whorl, volute, turn, curl:
In earlier Greek motifs, the spiral is commoner than the rectangular fret.
adj.
2 helical, coiled, screw, corkscrew, cochlear or cochleate; scrolled, volute(d), whorled:
A spiral staircase is attractive and space-saving, but hard to use.
Collocation
ADJ.
destructive, vicious | downward, upward | inflationary, wage-price
VERB + SPIRAL
halt, stop
PREP.
~ of
to halt the vicious downward spiral of drug abuse
Concise dictionary
spiralled|spiralling|spirals|spiraled|spiraling'spaɪərəlnoun
+a plane curve traced by a point circling about the center but at increasing distances from the center
+a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
+ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
+a structure consisting of something wound in a continuous series of loops
+flying downward in a helical path with a large radius
verb
+to wind or move in a spiral course
+form a spiral
+move in a spiral or zigzag course
adj.
+in the shape of a coil
