海かい漫まんMeanings1nounocean; large seaarchaicArchaic term for a vast sea or ocean. Not used in modern Japanese; encountered only in historical or literary contexts.古ふるい文ぶん献けんに「海かい漫まん」という語ごが見みられるが、現げん代だいでは使つかわれない。The word 海漫 appears in old documents, but it is not used today.