B1 noun intermediate

개통

[gaetong]

Meaning: opening (of a route/line)

What does 개통 mean?

개통 [gaetong] is a noun meaning "opening (of a route/line)". It is rated B1 on the CEFR scale, which means intermediate — used in social and travel situations. This word appears across 1 Lexibeom card pack, making it a high-utility vocabulary item for everyday Korean.

Example Sentences (1)

Here are real-life sentences where 개통 [gaetong] appears naturally. Each example is taken from a Lexibeom learning card and reviewed by our AI pipeline.

수도권 광역급행철도 개통이 내년으로 예정되면서 부동산 시장에 영향을 미치고 있습니다.

With the metropolitan express railway opening scheduled for next year, it is affecting the real estate market.

📚 From News & Current Events

How to Use 개통 in Conversation

As a noun, 개통 can be the subject (with 이/가 particle) or object (with 을/를) of a sentence. Korean nouns do not change form for number or gender, so the same word covers singular and plural. Pay attention to the particle that follows — it shifts the entire meaning of the sentence.

From the Lexibeom Card Packs

You can learn 개통 in context with these curated packs:

Master 개통 with Lexibeom

Snap a photo of any Korean text and our 27-stage AI turns it into a personalized learning card — pronunciation, grammar notes, and progressive review.

Open in Lexibeom (Free)