The kopis was in Ancient Greece a heavy single-edged cutting or “cut and thrust” sword with a forward-curving blade.

An assegai (or assegai) is a pole weapon used for throwing or hurling, usually a light spear or javelin made of wood and pointed with iron.

The sarissa or sarisa was a 4 to 7 meter (13–21 feet) long spear used in the ancient Greek and Hellenistic warfare.

Periscopic sight is a sight in which the objective lens is at a different height to the eyepiece(s), usually above.

The xiphos is a double-edged, single-hand sword used by the ancient Greeks.

The daisho is a Japanese term for a matched pair of traditionally made Japanese swords worn by the samurai class in feudal Japan.

The tank fire control computer is the heart of the tank fire control system. It calculates the corrections that are required to enable the tank weapon system to fire accurately.

Super-heavy tanks are armored fighting vehicles of very large size, generally over 75 tonnes.

Tanegashima was a type of matchlock or arquebus firearm introduced to Japan through the Portuguese in the 16th century.

Medium tank was a classification of tanks, primarily used during World War II. The medium tank, as the name suggests, represented a compromise in features between the reconnaissance and mobility oriented light tanks and the armor and armament oriented heavy tanks.

A heavy tank was a subset of tank that provided equal or greater firepower as well as armor than tanks of lighter classes, at the cost of mobility and maneuverability.

A siege engine is a device that is designed to break or circumvent city walls and other fortifications in siege warfare.

Scale armour is an early form of armour consisting of many individual small armour scales (plates) of various shapes attached to each other and to a backing of cloth or leather in overlapping rows.

Hwacha was a multiple rocket launcher developed and used in Korea during the Joseon Dynasty (1392–1897). It had the ability to fire up to 200 singijeon, a type of fire arrow rocket, at one time.

The tachanka is a horse-drawn machine gun platform, usually a cart or an open wagon with a heavy machine gun installed in the back. A tachanka can be pulled by two to four horses and requires a crew of two or three (one driver and a machine gun crew).