IPA: /ɪkˈspæn.sə.bəl/
KK: /ɪkˈspæn.sə.bəl/
Able to increase in size or volume when needed.
The expansible material can be used to create flexible structures.
Expansible → It is formed from "ex-" (meaning out) and "pandere" (meaning to spread). The word "expansible" means capable of being spread out or extended.
Think of something that can be 'spread out' ('pandere') 'out' ('ex-') — that's why expansible means capable of being expanded.