| Main Entry: | |
| Part of Speech: | noun |
| Definition: | edge, perimeter |
| Synonyms: | ambit, border, boundary, bounds, circuit, compass, confines, extremity, fringe, girth, limits, lip, margin, outline, periphery, rim, verge |
| Antonyms: | inside, interior, middle |
| Main Entry: | boundary |
| Part of Speech: | noun |
| Definition: | outer limit |
| Synonyms: | abuttals, ambit, barrier, beginning, border, borderland, borderline, bounds, brink, circumference, circumscription, compass, confines, edge, end, environs, extent, extremity, frame, fringe, frontier, hem, horizon, limits, line, line of demarcation, march, margin, mark, mere, mete, outline, outpost, pale, perimeter, periphery, precinct, purlieus, radius, rim, side, skirt, terminal, termination, terminus, verge |
| Antonyms: | inside, interior, minimum |
| Main Entry: | brim |
| Part of Speech: | noun |
| Definition: | edge of object, usually the top |
| Synonyms: | border, brink, circumference, fringe, hem, lip, margin, perimeter, periphery, rim, skirt, verge |
| Antonyms: | center, interior, middle |
| 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: | compass |
| Part of Speech: | noun |
| Definition: | boundary, periphery |
| Synonyms: | ambit, area, bound, circle, circuit, circumference, circumscription, confines, domain, enclosure, environs, expanse, extent, field, limit, limitation, orbit, perimeter, precinct, purlieus, purview, radius, range, reach, realm, restriction, round, scope, sphere, stretch, sweep, zone |
| Main Entry: | confines |
| Part of Speech: | noun |
| Definition: | boundaries |
| Synonyms: | borders, bounds, circumference, compass, country, dimension, edge, end, environs, extent, limits, orbit, periphery, precinct, proportions, purlieus, purview, radius, range, reach, region, scope, sweep, term, terrain, territory |
| Antonyms: | open |
| Main Entry: | curve |
| Part of Speech: | noun |
| Definition: | arched, rounded line or object |
| Synonyms: | ambit, arc, arch, bend, bight, bow, camber, catenary, chord, circle, circuit, circumference, compass, concavity, contour, crook, curlicue, curvation, curvature, ellipse, festoon, flexure, hairpin, half-moon, helix, horseshoe, hyperbola, incurvation, incurvature, loop, meniscus, ogee, parabola, quirk, rondure, round, sinuosity, sweep, swerve, trajectory, turn, vault, whorl |
| Antonyms: | line |
| Main Entry: | edge |
| Part of Speech: | noun |
| Definition: | border, outline |
| Synonyms: | bend, berm, bound, boundary, brim, brink, butt, circumference, contour, corner, crook, crust, curb, end, extremity, frame, fringe, frontier, hem, hook, ledge, limb, limit, line, lip, margin, molding, mouth, outskirt, peak, perimeter, periphery, point, portal, rim, ring, shore, side, skirt, split, strand, term, threshold, tip, trimming, turn, verge |
| Antonyms: | center, inside, interior, middle, surface |