Nantoka/海HǎiHSK 2海 (Hǎi) is a Chinese word meaning “surname Hai”.Meanings1surname HaiPart of speechnounRelated words海ocean海滩beach海军navy海盗pirate海岸coastal大海sea海洋ocean海边coast; seaside; seashore; beach脑海the mind海伦(name) Helen or Hélène海洛因(loanword) heroin海上maritimeStudy Chinese with flashcards →