extensible > define
adjective
- Capable of being protruded or stretched or opened out.
- usage: "an extensile tongue"; "an extensible measuring rule"
- synonyms: extensile
by WordNet 3.0 © 2006 by Princeton University
(a.) Capable of being extended, whether in length or breadth; susceptible of enlargement; extensible; extendible; -- the opposite of contractible or compressible.
by Webster's Revised Unabridged Dictionary