- Winding or circling round a center or pole and gradually
receding from it; as, the spiral curve of a watch spring. - Winding round a cylinder or imaginary axis, and at the same
time rising or advancing forward; winding like the thread of a screw;
helical. - Of or pertaining to a spiral; like a spiral. - A plane curve, not reentrant, described by a point, called
the generatrix, moving along a straight line according to a
mathematical law, while the line is revolving about a fixed point
called the pole. Cf. Helix. - Anything which has a spiral form, as a spiral shell.
Meaning of 'spiral' (Princeton's WordNet)
1 . spiral
[ n]
Meaning (1): - a structure consisting of something wound in a continuous series of loops
Example in sentence:
a coil of rope
2 . spiral
[ v]
Meaning (2): - to wind or move in a spiral course
Example in sentence:
black smoke coiling up into the sky;
the muscles and nerves of his fine drawn body were coiling for action;