Word
Kana: こうりゅう Romaji: kouryuu Level: N2

交流

Meaning in English

exchange; alternating current

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Sentence

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Dictionary

Word context

What it means

交流 means mutual exchange or interaction between people, groups, or systems; it refers to sharing information, ideas, cultures, or resources and the ongoing relationships and influence that result.

Main meanings

  • social interaction and the exchange of information, ideas, or culture between individuals or groups
  • cultural exchange, such as programs, study abroad, or artistic collaboration between communities or nations
  • interorganizational or international exchange, including business, academic, or community networks
  • in a broader sense, contact or reciprocal influence between phenomena, technologies, or communities

How to use it

Used in formal writing and everyday speech to describe mutual interaction or exchange between people, organizations, or cultures; it often appears with する to form verbs, and collocates with phrases like 文化交流, 学術交流, 経済交流 in official discourse or academic writing.

Variants and close terms

  • 相互交流 (sōgo kōryū) — mutual exchange
  • 文化交流 (bunka kōryū) — cultural exchange
  • 経済交流 (keizai kōryū) — economic exchange
  • 交流会 (kōryūkai) — exchange meeting
  • 孤立 (koritsu) — isolation (antonym)

Composition

  • 交: crossing, mingling, or coming together
  • 流: flow, current
  • Together: the movement and meeting of people, ideas, or goods leading to exchange

Etymology

etimologia From the kanji 交 (to cross, mingle) and 流 (flow); the compound encodes the idea of flow and interaction between entities, with the reading こうりゅう (kōryū) being established in modern Japanese.

Origin

Origins trace to classical Japanese usage with Sino-Japanese compounds; the concept gained prominence in Edo-period administration and social life, and in modern times expanded to cover cultural, economic, and informational exchange.

Word class

Noun (suru-verb)

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