spectacle

Something that can be seen or viewed, especially something of a remarkable or impressive nature.

A public performance or display, especially one on a large or lavish scale.

A regrettable public display, as of bad behavior.

A pair of eyeglasses.

Something resembling eyeglasses in shape or suggesting them in function.

plural Signal-glasses of varying color, held in a metal frame suggesting spectacles, to be moved in front of the lenses of signal-lights at night: usually of red and green if there are two. Also used, in the singular, for one frame with its colored glass.

A frame with two bow-shaped handles for carrying well-boring tools.

An exhibition; exposure to sight or view; an open display; also, a thing looked at or to be looked at; a sight; a gazing-stock; a show; especially, a deplorable exhibition.