Meaning ofproprietaryin English

Adjective

1. relating to property rights; ownership
   The company's proprietary technology is protected by patents.
2. having exclusive ownership; possessing
   The proprietary software can only be used by authorized personnel.
3. exclusively created by owner
   The company developed a proprietary algorithm for data analysis.
4. privately owned; limited access
   The proprietary nature of the research limited its accessibility.