灌漑（かんがい、kangai）
- irrigation

The Japanese word 灌漑 (かんがい - kangai) means "irrigation." It refers to the artificial application of water to land or soil to assist in the growing of crops, maintain landscapes, and re-vegetate disturbed soils in dry areas and during periods of inadequate rainfall. This involves the controlled supply of water to plants at intervals to promote their growth. The concept encompasses various methods such as canals, sprinklers, and drip systems. 灌漑 is essential for agriculture, allowing for the cultivation of crops in regions where natural rainfall is insufficient. It plays a significant role in food production and water resource management.

⚫︎田んぼに水を灌漑する。 Translation: To irrigate the rice field. ⚫︎砂漠を緑化するために、灌漑システムを導入した。 Translation: They introduced an irrigation system to green the desert. ⚫︎干ばつ地域では、灌漑が農業の生命線である。 Translation: In drought-stricken areas, irrigation is the lifeline of agriculture.

You use 灌漑 in situations where you are discussing the act or the process of irrigating land, usually in an agricultural or environmental context. It is a formal word, so you'd likely encounter it in discussions about farming, environmental conservation, engineering, or when talking about water management. It is not generally used in casual, everyday conversations. For example, if you are discussing water management plans with someone, or reading an article about how a country is developing agricultural systems, you would use this word.

灌漑 is written in kanji as 灌漑. The reading is かんがい in hiragana. There are no other ways to write this word. The okurigana is fixed, and there are no variations.

⚫︎ 水やり (mizuyari) - Watering (This is a more general term for watering plants.) ⚫︎ かんがい設備 (kangai setsubi) - Irrigation facilities/equipment.

There aren't direct antonyms for 灌漑 in the same way, as it's a specific activity. However, some concepts could be considered opposites in the sense of water management: ⚫︎ 干ばつ (kabatsu) - Drought ⚫︎ 水不足 (mizubusoku) - Water shortage

この地域では、雨が少ないため、農業は灌漑に頼っている。 ・Translation: In this region, because of the lack of rain, agriculture relies on irrigation. ・Explanation: This sentence explains that farming in this area depends on irrigation due to insufficient rainfall.

政府は、新しい灌漑技術を導入して、食料生産を増やそうとしている。 ・Translation: The government is trying to increase food production by introducing new irrigation technologies. ・Explanation: This example describes a government's effort to increase food production via improvements in irrigation.

The word 灌漑 is a compound word. 灌 (kan) means to pour or irrigate, and 漑 (gai) also means to irrigate or water. Both characters relate to the action of supplying water to land, thus creating the meaning "irrigation." The term has been used since ancient times in the context of agriculture.