Learn how to say Arsenals correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word arsenal:
a collection of weapons and military equipment:
Britain’s nuclear arsenal
a place where weapons and military equipment are stored or made.
an array of resources available for a certain purpose:
we have an arsenal of computers at our disposal
early 16th century (denoting a dock for the construction and repair of ships): from French, or from obsolete Italian arzanale, based on Arabic dār-aṣ-ṣinā’a, from dār ‘house’ + al- ‘(of) the’ + sinā’a ‘art, industry’