Meaning
洁净 describes something that is thoroughly clean, pure, and free from dirt or contamination. It carries a stronger sense of purity and cleanliness than the basic word 干净, often used in more formal contexts or to emphasize pristine conditions.
Usage
洁净 is more formal than 干净 and frequently appears in written language, medical contexts, religious texts, or when describing hygiene standards. Native speakers use it to emphasize exceptional cleanliness or purity, such as in medical facilities, food preparation areas, or spiritual contexts.
Examples
- 01手术室必须保持洁净，不能有任何污染。, .The operating room must be kept spotless and cannot have any contamination.
- 02这个湖泊的水质非常洁净，可以直接饮用。, .The water quality of this lake is very pure and can be drunk directly.
Characters
Common collocations
- 保持洁净to keep clean
- 洁净的环境clean environment
- 洁净度cleanliness level
Antonyms
Origin
Both characters relate to cleanliness: 洁 contains the water radical 氵 and originally meant clean water, while 净 also carries meanings of purity and cleanness. Together they form an emphatic compound meaning thoroughly clean.