BCPL, or Basic Combined Programming Language, is a programming language developed in the 1960s. It was designed for use in the Multics operating system and is known for its simplicity and efficiency. BCPL is a high-level language that allows programmers to write code that is easier to read and maintain compared to lower-level languages. BCPL influenced the development of several other programming languages, including C and B. Its design emphasizes portability and ease of use, making it suitable for system programming and application development. Although not widely used today, BCPL laid the groundwork for modern programming practices.