1. the quality or capacity of being able to be extended, enlarged, or made longer
Usage: often used in technical and business contexts
2. the ability of a system, software, or structure to be modified or enhanced to accommodate future growth or new features
Usage: common in computing and software engineering

Examples

• The extendability of the framework allows developers to add new features without rewriting the core code.
• We chose this material for its extendability and durability.
• The software's extendability was a key factor in our decision to purchase it.
• Good architectural design ensures the extendability of the system over time.
• The contract includes clauses about the extendability of the agreement beyond the initial term.
• Extendability is crucial in modern product design to meet changing customer needs.