accordion
Pronunciation:
/əˈkɔ(ɹ).di.ˌən//ə.ˈkɔɹ.di.ən/noun
Definitions
A small, portable, keyed wind instrument, whose tones are generated by play of the wind from a squeezed bellows upon free metallic reeds.
A vertical list of items that can be individually expanded and collapsed to reveal their contents.
verb
Definitions
To fold up, in the manner of an accordion