Ключевые слова: beam, blast, burst, bursting, center, centric, centrifugal, circle, circular, circulate, concentric, conflux, converging, density, element, emission, epicenter, expanding, explosion, flare, flicker, geometric, geometry, glare, hedgehog, lineal, linear, lines, merging, midpoint, radar, radial, radiance, radiate, radiating, radiation, radius, ray, rings, ripple, segment, shape, signal, sonar, star, starburst, sunburst, vortex,