ScopesGuide.com Glossary

Terms that start with N

A neck is a part of a cartridge case that grips the bullet.
Night vision is the ability to see at night or in the dark when it would otherwise be impossible to see.
Nitro is the name of the chemical composition of the smokeless powder used as a propellant for a projectile in a firearm.
Non-Corrosive is a priming mixture that does not contain any element capable of causing rust or corrosion.