Meaning and Usage
"航空" (こうくう) primarily refers to aviation or flying, encompassing anything related to air travel, aircraft, and the aviation industry. It is a formal noun often used in contexts such as airlines, aviation technology, and air mail.
Common Collocations
- 航空会社 (こうくうがいしゃ): airline company
- 航空便 (こうくうびん): airmail or air shipment
- 航空技術 (こうくうぎじゅつ): aviation technology
These collocations are frequently used in business, travel, and technology contexts.
Register and Usage Notes
"航空" is a formal term and is commonly seen in written language, official documents, news, and technical discussions. It is less common in casual conversation unless discussing topics related to air travel or aviation.
Common Mistakes
Learners sometimes confuse "航空" with "空港" (くうこう, airport) or "飛行" (ひこう, flying). Remember that "航空" refers broadly to aviation or air transport, while "空港" is specifically an airport, and "飛行" focuses on the act of flying itself.