ペガサスalso: ペガスス · ペガソス · ペーガソスペガサスFreq.FrequencyTop 50,000Meanings1nounPegasus (constellation)astronomyAstronomy term; refers to the northern constellation Pegasus.from Greek秋あきの夜よ空ぞらにペガサス座ざが見みえる。The constellation Pegasus is visible in the autumn night sky.2nounPegasus (mythological winged horse)Refers to the winged horse in Greek mythology.