arc Synonyms

curve electric arc bow electric discharge discharge arch spark prow rainbow quadric rondure round semicircle semicircular sheepcote hyperbola parabola hypocycloid incurvation inflect intrados iris kevin loop lunule marquee meniscus ogee sinuosity slue arco incurvature crescent-shaped flow diagram circular arc circle segment directed edge arcing spark gap chords arced sweep twist swerve swoop thunderbird trajectory turn variegation wind