ScopesGuide.com Glossary

Terms that start with T

A trajectory is the path of a projectile after it is shot from a firearm.
A tunnel claw mount is a type of scope mount with openings that allow the shooter to use the rifle's iron sights without removing the scope.
A gun turret is a device that protects the crew of a projectile firing weapon (like a gun) while at the same time allowing the weapon to be rotated and aimed in many directions.