realm /relm/ n. ［c］1.王国，国度：The matter was hotly debated in all the towns of the realm. 该问题在王国的所有城镇进行了热烈的辩论。2. 地区，范围；领域: within the realm of possibility 属于可能的范围； the realm of literature and art 文艺领域；in the realm of sport 在体育界Her interests are in the realm of practical politics. 她的兴趣在于从政。