Improved may refer to: *

Improved clinch knot The improved clinch knot, also known as the Salmon Knot, is a knot that is used for securing a fishing line to the fishing lure, but can also affix fishing line to a swivel, clip, or artificial fly. This is a common knot used by anglers because ...

, a knot commonly used to secure a fishing line *

Improved-definition television Improved-definition television (IDTV) or enhanced-quality television transmitters and receivers exceed the performance requirements of the NTSC standard, while remaining within the general parameters of NTSC emissions standards. IDTV improvemen ...

(IDTV) *

Improved Touring Improved Touring is a category of classifications for cars in amateur road racing defined by the Sports Car Club of America. The class is used by other sanctioning bodies with compatible rules, such as the International Conference of Sports Car Clu ...

, a category of classifications for cars in amateur road racing *

Improved Orion Orion is the designation of a small American sounding rocket. The Orion has a length of 5.60 meters, a diameter of 0.35 m, a launch weight of 400 kg, a launch thrust of 7 kN and a ceiling of 85 kilometers. The Orion, built by NASA Godd ...

, an American research rocket *

LNWR Improved Precedent Class The London and North Western Railway (LNWR) Improved Precedent Class or Renewed Precedent Class is a class of steam locomotives originally designed for express passenger work. They later gained the nickname of ''Jumbos''. History The locomotiv ...

, a class of 2-4-0 steam locomotive originally designed for express passenger work

See also