| Main Entry: | |
| Part of Speech: | noun |
| Definition: | era, phase |
| Synonyms: | aeon, age, alternation, chain, circle, circuit, course, eon, isochronism, loop, orbit, period, periodicity, revolution, rhythm, ring, rotation, round, run, sequel, sequence, series, succession, wheel |
| Notes: | a single to-and-fro movement of an air particle is called a cycle and the number of cycles that occur in a second is known as the frequency of a sound |
| 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: | circuit |
| Part of Speech: | noun |
| Definition: | revolution, track, boundary |
| Synonyms: | ambit, area, bounds, circle, circling, circulation, circumference, circumnavigation, circumscription, circumvolution, compass, course, cycle, district, gyration, gyre, journey, lap, limit, line, orbit, perambulation, perimeter, periphery, range, region, round, route, tour, tract, turn, turning, twirl, way, wheel, whirl, wind, winding, zone |
| Main Entry: | day |
| Part of Speech: | noun |
| Definition: | era |
| Synonyms: | age, ascendancy, cycle, epoch, generation, height, heyday, period, prime, term, time, years, zenith |
| Main Entry: | drive |
| Part of Speech: | verb |
| Definition: | moving, controlling a vehicle |
| Synonyms: | actuate, advance, bear down, bicycle, bike, burn rubber, burn up the road, coast, cruise, cycle, dash, direct, drag, fire up, floor it, fly, guide, handle, impel, lean on it, make sparks fly, manage, mobilize, motor, operate, pour it on, propel, push, ride, roll, run, send, speed, spin, start, steer, step on it, step on the gas, tailgate, tool*, transport, travel, turn, vehiculate, wheel |
| Antonyms: | halt, stop |
| Main Entry: | era |
| Part of Speech: | noun |
| Definition: | time period in history |
| Synonyms: | aeon, age, cycle, date, day, days, eon, epoch, generation, stage, term, time |
| Notes: | epoch applies to the beginning of a new period marked by radical changes and new developments - while era applies to the entire period; age denotes a period identified with some dominant personality or characteristic and period pertains to any portion of time |
| Main Entry: | life |
| Part of Speech: | noun |
| Definition: | existence, duration |
| Synonyms: | being, career, continuance, course, cycle, days, endurance, epoch, era, expectancy, extent, generation, history, length, life span, lifetime, longevity, orbit, period, pilgrimage, record, season, span, survival, time |
| Main Entry: | orbit |
| Part of Speech: | noun |
| Definition: | circuit, revolution |
| Synonyms: | apogee, circle, circumgyration, course, curve, cycle, ellipse, lap, locus, path, pattern, perigee, rotation, round, track, trajectory |
| Main Entry: | period |
| Part of Speech: | noun |
| Definition: | extent of time |
| Synonyms: | aeon, age, course, cycle, date, days, duration, epoch, era, generation, interval, measure, season, space, span, spell, stage, stretch, term, time, while, years |
| Notes: | epoch applies to the beginning of a new period marked by radical changes and new developments - while era applies to the entire period; age denotes a period identified with some dominant personality or characteristic and period pertains to any portion of time |