문서의 레이아웃과 서식을 유지하며 전자적으로 공유할 수 있도록 설계된 파일 형식.
A file format (Portable Document Format) that captures all the elements of a printed document as an electronic image, allowing it to be viewed, printed, and shared consistently across different operating systems and devices.
예문:
"We need to convert this Word document into a PDF before sending it to the client."
"The user manual is available for download as a free PDF on the company website."
"I couldn't open the attached PDF because I didn't have the necessary reader software installed."