S: (n) lanyard, laniard (a cord with an attached hook that is used to fire certain types of cannon)
S: (n) log line (a knotted cord that runs out from a reel to a piece of wood that is attached to it)
S: (n) piping (a thin strip of covered cord used to edge hems)
S: (n) plumb line, perpendicular (a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point)
S: (n) ripcord (a cord that is pulled to open a parachute from its pack during a descent)
S: (n) ripcord (a cord that is pulled to open the gasbag of a balloon wide enough to release gas and so causes the balloon to descend)
S: (n) slack (a cord or rope or cable that is hanging loosely) "he took up the slack"
S: (n) static line (a cord used instead of a ripcord to open a parachute; the cord is attached at one end to the aircraft and temporarily attached to the pack of a parachute at the other; it opens the parachute after the jumper is clear of the plane)
S: (n) fluorescent lamp (lamp consisting of a tube coated on the inside with a fluorescent material; mercury vapor in the tube emits ultraviolet radiation that is converted to visible radiation by the fluorescent material)
S: (n) limelight, calcium light (a lamp consisting of a flame directed at a cylinder of lime with a lens to concentrate the light; formerly used for stage lighting)
S: (n) neon lamp, neon induction lamp, neon tube (a lamp consisting of a small gas-discharge tube containing neon at low pressure; luminescence is produced by the action of currents at high frequencies that are wrapped a few turns around the tube)