|a.||1.||Capable of being extended, whether in length or breadth; susceptible of enlargement; extensible; extendible; - the opposite of |
|Adj.||1.||extensible - capable of being protruded or stretched or opened out; "an extensile tongue"; "an extensible measuring rule"|
|(programming)||extensible - Said of a system (e.g., program, file format, programming language, protocol, etc.) designed to
easily allow the addition of new features at a later date,
e.g. through the use of hooks, an API or plug-ins.|
See also extend, forward compatible.