Homonym: block (Obstacle)
A "block" is a solid piece of material, often rectangular or cubic in shape, used in construction, manufacturing, or as a building component. Common materials for blocks include wood, concrete, and plastic. They can serve various purposes, such as providing structural support or acting as a base for other objects.
In computer science, a "block" refers to a section of code or data that is treated as a single unit. For example, in programming languages like Python or Java, blocks are used to group statements together, making the code easier to read and manage. Blocks can also refer to segments of data in blockchain technology, where they store transaction information securely.