plural of shen ring

(slang, vulgar) The anus.

A ring (item worn on the finger) fashioned by hand in a prison, commonly from a celluloid item such as a toothbrush or a pen.

plural of Niven ring

(science fiction) A solid ring type Dyson ring around a star, capable of containing an interior surface that could be terraformed into a habitat with an inner ring of occultation panels to provide a day-night cycle.

A ring-shaped gravitational mirage: an image of a distant light source (such as a galaxy) which has been distorted into a ring by a gravitational lens.

Coloured rings formed upon a metal plate by the electrolytic disposition of copper, lead peroxide, etc. They may be produced by touching with a pointed zinc rod a silver plate on which is a solution of copper sulphate.

plural of party ring

A kind of British biscuit, round with a hole in the middle and a layer of hard coloured icing on top.

Synonym of purity ring