spiral
IPA: spˈaɪrʌɫ
noun
- (geometry) A curve that is the locus of a point that rotates about a fixed point while continuously increasing its distance from that point.
- (informal) A helix.
- A self-sustaining process with a lot of momentum involved, so it is difficult to accelerate or stop it at once.
- (rail transport) A section of track that forms a circle and crosses over itself, used for gaining height in mountainous territory.
verb
- (intransitive) To move along the path of a spiral or helix.
- (transitive) To cause something to spiral.
- (figuratively, intransitive) To increase continually.
adjective
- Helical, like a spiral.
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Examples of "spiral" in Sentences
- The image of the spiral is incorrect.
- The waves roll in spiraling currents.
- It added the notable feature of plasma spiraling.
- The vaults are painted with spiraling vegetal motifs.
- Open the door and you will be in a spiraling corridor.
- The spiral patterens in the weather are not fictitious.
- Notice that the spiral structure ends at the onset of the bulge.
- It's found in the structure of crystals and the spiral of galaxies.
- A spiral stairway leads to the observatory at the top of the structure.
- The centres of the circles in the sequence lie on a logarithmic spiral.
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