(American football) The game situation described using the current scrimmage down and the yardage required to either to the line to gain, or the goal line if no line to gain exists.

(automotive) the amount of space required between two vehicles on a roadway in order to maintain a safe following distance

Someone who participates in long-distance races, particularly the 5000-metre or 10000-metre track and field events.

The shortest distance along a solid insulation surface between two conductive parts.

plural of distancing effect

(theater, literature) According to Bertold Brecht, performance in such a way that the audience is hindered from simply identifying itself with the characters in the play, and must evaluate their actions on an overt, conscious level.

plural of mean distance between failure

(automotive) Technologies that utilize radar, infrared and image processing to allow for a decentralized recording of the environment around the vehicle.

To refrain from familiarity with somebody or something; to stay aloof.

(physics) Synonym of quantum entanglement