Group of guns or missile launchers operated together at one place WordNet 3.0 & Open English WordNet

In military organizations, an artillery battery is a unit or multiple systems of artillery, mortar systems, rocket artillery, multiple rocket launchers, surface-to-surface missiles, ballistic missiles, cruise missiles, etc., so grouped to facilitate better battlefield communication and command and control, as well as to provide dispersion for its constituent gunnery crews and their systems. Wikipedia

An organized group of artillery pieces Wikipedia Disambiguation

Artillery unit size designation Wikidata

A coordinated group of artillery weapons. Wiktionary

Coordinated group of artillery. Wiktionary (translation)