Olympiad

n 1 celebration of the modern Olympic Games （现代的）奥林匹克运动会: The 21st Olympiad took place in Montreal. 第21届奥林匹克运动会是在蒙特利尔举行的. 2 period of four years between celebrations of the Olympic Games 两届奥林匹克运动会之间的四年期间.

old sweat, old woman, old-fashioned, old-maidish, old-time, old-timer, old-world, olden, oldie, oldish, oldster, oleaginous, oleander, olfaction, olfactory, oligarch, oligarchy, olive, olive oil, olive-branch, Olympian, Olympic, Olympic Games, Olympics, OM, ombudsman, omega, omelet, omelette (also omelet), omen, ominous, ominously, omission, omit, omni-, omnibus, omnipotence, omnipotent, omnipresent, omniscience,