ˌärməˌmen.ˈterēəm, -_mən- noun
( plural ar·mamentar·ia -ēə ; also armamentariums )
Etymology: Latin, armory, arsenal, from armamentum + -arium -ary
1. : the total store of available resources:
a. : the equipment (as drugs or instruments) and methods used in an activity or profession, especially in medicine
new medicines that are a welcome addition to the armamentarium of the medical profession
the whole armamentarium of science is being marshaled to increase our understanding of life — J.R.Killian
b. : factual, experimental, and speculative data
adding to the armamentarium of knowledge
2. : array (as of materials) : collection
an immense armamentarium of new antibiotics — Newsweek
3. : essential components : apparatus
the armamentarium used in producing intelligible speech