運河（うんが、unga）
- canal

The Japanese word 運河 (読み方: うんが, *unga*) means "canal" or "waterway". It refers to an artificial channel of water, typically built for navigation, irrigation, or drainage. 運河s are usually constructed by humans, unlike natural rivers or lakes. They often connect bodies of water, allowing ships and boats to travel between them. ⚫︎ The word encompasses various types of canals, including those used for transportation, such as cargo ships; those for irrigation purposes in agriculture; and those serving drainage needs.

⚫︎ パナマ運河 Translation: Panama Canal ⚫︎ ベネツィアの運河は美しい。 Translation: The canals of Venice are beautiful. ⚫︎ 船は運河を通って移動した。 Translation: The ship traveled through the canal.

This word is used to describe an artificial waterway. ⚫︎ It is appropriate in conversations about geography, transportation, infrastructure, travel, and environmental studies, etc. ⚫︎ You can use it when discussing travel on a boat, the construction of artificial water channels, or even in casual conversation about a picturesque canal. ⚫︎ Use this word when discussing the concept of an artificial waterway, rather than a natural river or stream.

The word 運河 is typically written using the kanji 運 (un, meaning "transport" or "luck") and 河 (ka, meaning "river"). The reading is うんが in hiragana. There are no other common ways to write this word or variations in okurigana.

There are no direct perfect synonyms in Japanese for 運河 because it refers to a specific type of artificial waterway. However, related words include: ⚫︎ 水路 (*suirou*) - waterway (can refer to natural or artificial waterways) ⚫︎ 堀 (*hori*) - moat (typically refers to a defensive ditch)

⚫︎ While there is no direct antonym, words describing natural waterways would be the closest opposite: ⚫︎ 川 (*kawa*) - river ⚫︎ 湖 (*mizuumi*) - lake ⚫︎ 海 (*umi*) - sea

その町には、観光客がボートで楽しめる美しい運河がある。 ・Translation: That town has beautiful canals where tourists can enjoy boat rides. ・Explanation: This sentence describes the existence of canals in a town and their use for tourism.

運河を通る船は、物資を輸送するために重要です。 ・Translation: Ships passing through the canals are important for transporting goods. ・Explanation: This sentence highlights the vital role of canals in transporting goods.

The word 運河 is a compound word. 運 (*un*) means "transport" or "carry," and 河 (*ka*) means "river." Therefore, the literal meaning is "transport river," indicating a river-like waterway constructed for transportation purposes.