東とう漸ぜん

noun, noun or participle which takes 'suru', intransitive verb

eastward advance; eastward spread

Literary term describing the gradual spread or advance of something eastward, often used in historical or geographical contexts (e.g., culture, religion, or political influence).

• 仏ぶっ教きょうの東とう漸ぜんは、シルクロードを通つうじて徐じょ々じょに進すすんだ。

  The eastward spread of Buddhism gradually progressed along the Silk Road.

• この書しょ物もつは西せい洋よう文ぶん化かの東とう漸ぜんについて詳くわしく述のべている。

  This book describes in detail the eastward advance of Western culture.