An element or component contributing to the growth of a system. Amino Acids are building blocks for proteins.

A software entity that is composed of a collection of Computational Objects. It is a unit of release independence, of security, of systems management and of placement. Note: The grouping of homogeneous objects according to a set of rules. These are not related to the Service Independent Building Blocks defined by the ITU. Building Blocks consist of Service Constituents,or a Group of Service constituents, combined as a unit. Building Blocks may contain parts of service constituents, for example, one object in a service constituent consisting of many co-operating objects. A Building Block is not the same as the Service Independent Building Block. source: EU-P103 domain: Intelligent Network acronyms: BB usage: EU-P103

One or more Building Blocks are used to determine the layout of content on your Web page. Building Blocks can be pre-built, which means they are already set up to accept various types of content, such a text, images, or sets of images in a photo album, for example, and display them in a particular position on your Web page. You can use a Custom Building Block to insert other types of content, such as multimedia files, documents, a counter, or a map and directions, etc.