Spiral1. (a.) Winding or circling round a center or pole and gradually receding from it; as, the spiral curve of a watch spring.
2. (a.) Winding round a cylinder or imaginary axis, and at the same time rising or advancing forward; winding like the thread of a screw; helical.
3. (a.) of or pertaining to a spiral; like a spiral.
4. (n.) 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.
5. (a.) Anything which has a spiral form, as a spiral shell.
Thesaurus Entries
Milky Way, O-shaped, Via Lactea, acrobatics, aerobatics, ambagious, anfractuous, arise, ascend, aspire, backhanded, bank, banking, barred spiral, barred spiral galaxy, become airborne, chandelle, circle, circling, circuit, circuiteer, circuition, circuitous, circuitousness, circuitry, circular, circularity, circulate, circulation, circumambience, circumambiency, circumambulate, circumambulation, circumflexion, circumlocution, circummigrate, circummigration, circumnavigate, circumnavigation, circumvent, cirrus, claw skyward, close the circle, cochlear, cochleate, coil, coiled, come full circle, come up, compass, corkscrew, corkscrewy, cosmic noise, crab, crabbing, curl, curl upwards, curlicue, cycle, describe a circle, deviance, deviancy, deviating, deviation, deviative, devious, deviousness, digression, digressive, dip, discursive, dive, diving, encircle, encompass, entwine, evolute, excursion, excursive, excursus, feather, fishtail, fishtailing, flank, float, fly, fly aloft, gain altitude, galactic circle, galactic cluster, galactic coordinates, galactic latitude, galactic longitude, galactic nebula, galactic noise, galactic pole, galaxy, girdle, girdle the globe, glide, go about, go around, go round, go the round, go up, grow up, gyre, gyring, hang, helical, helicoid, helix, hover, indirect, indirection, involute, island universe, kink, kite, lap, leave the ground, levitate, loom, loop, make a circuit, meandering, mount, nose dive, oblique, orbit, orbital, orbiting, out-of-the-way, plane, plow, poise, porpoise, power dive, pull out, pull up, pull-up, pullout, push down, pushdown, rear, rear up, revolve, ringlet, rise, rise up, roll, rolling, rotary, round, roundabout, roundaboutness, rounding, screw, screw-shaped, scroll, scrolled, sideslip, skid, skirt, soar, spheroidal galaxy, spin, spiral galaxy, spiral nebula, spiraling, spire, spiroid, stall, stand up, stunt, stunting, supergalaxy, surge, surround, swarm up, sweep up, swirl, tactical maneuvers, take off, tendril, tower, turbinal, turbinate, turn, turning, twine, twirl, twist, undulate, up, upgo, upgrow, upheave, uprise, upspin, upstream, upsurge, upswarm, upwind, verticillate, volplane, volute, voluted, volution, vortex, wheel, wheeling, whirl, whorl, whorled, wreathe, yaw, zoom