A box-shaped musical instrument with means of keys and buttons, whose tones are generated by play of the wind from a squeezed bellows upon free metallic reeds.
A set of items (concepts, links, or otherwise) that can be packed and unpacked cognitively, or their representation as a set of virtual objects.
A vertical list of items that can be individually expanded and collapsed to reveal their contents.
To fold up, in the manner of an accordion
A musical instrument, like the various accordions, that is a member of the free-reed family of musical instruments, typically having buttons on both ends.
A type of booklet label, consisting of up to 32 pages of booklet as an insert.
Something resembling a concertina, such as a folded book, a bus door or a set of picture frames that are folded together.
Coiled barbed wire for use as an obstacle.
to be drawn closer and farther apart repeatedly, or up and down, as if situated on a working concertina's folds
to become compressed into a shape reminiscent of a concertina