(nautical) A parachute-like device designed to slow down the speed of a drifting ship or boat and to keep its bow pointing to the wind.

Acronym of as many reps/rounds as possible: a form of physical workout.

An area where lime is mined, processed, or kept

A sheet of plastic embedded with microscopic crystals of herapathite or similarly acting material, so that light passing through it is polarised.