| Main Entry: | |
| Part of Speech: | noun |
| Definition: | circular current |
| Synonyms: | cyclone, eddy, gyre, spiral, tornado, tourbillion, twister, waterspout, whirl, whirlpool, whirlwind |
| Main Entry: | circle |
| Part of Speech: | noun |
| Definition: | orb, loop, round figure |
| Synonyms: | amphitheater, aureole, band, belt, bowl, bracelet, circlet, circuit, circumference, circus, cirque, coil, colure, compass, cordon, corona, crown, cycle, disc, disk, ecliptic, enclosure, equator, full turn, globe, halo, hoop, horizon, lap, meridian, orbit, parallel of latitude, perimeter, periphery, record, revolution, ring, ringlet, round, sphere, stadium, tire, turn, vortex, wheel, wreath, zodiac |
| Main Entry: | maelstrom |
| Part of Speech: | noun |
| Definition: | whirlpool |
| Synonyms: | eddy, stir, swirl, undercurrent, undertow, vortex, whirl |
| Main Entry: | tide |
| Part of Speech: | noun |
| Definition: | flow, current |
| Synonyms: | course, direction, drag, drift, ebb, eddy, flood, flux, movement, race, run, rush, sluice, spate, stream, tendency, torrent, trend, undercurrent, undertow, vortex, wave, whirlpool |
| Main Entry: | undertow |
| Part of Speech: | noun |
| Definition: | pull of tide |
| Synonyms: | eddy, riptide, undercurrent, vortex, whirlpool |
| Main Entry: | whirlpool |
| Part of Speech: | noun |
| Definition: | spinning water |
| Synonyms: | eddy, maelstrom, stir, undercurrent, undertow, vortex, whirl |
| Main Entry: | whorl |
| Part of Speech: | noun |
| Definition: | spiral |
| Synonyms: | coil, corkscrew, curl, eddy, helix, swirl, twirl, twist, vortex, whirlpool |
| Main Entry: | rotation |
| Part of Speech: | noun |
| Definition: | turn in circle |
| Synonyms: | cycle, eddy, revolution, spin, succession, torque, turn, turning, vortex |