开山鼻祖 kāishānbízǔ earliest founder Origin Definitions Defs Strokes Stroke Words Sentences Sents 开山 開山 kāishān to found a school To start a new sect, school of thought, or professional field; to be the first in a line of succession.鼻祖 bízǔ earliest ancestor the earliest ancestor or originator of a tradition, school of thought, or field of activity