The capability of a product or system to interact and function with others.(noun)
The capacity for a service, piece of equipment etc., to be operated by different forces or groups.(noun)
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Use "interoperability" in a sentence
"The Institute of Electrical and Electronics Engineers or IEEE defines the term interoperability as follows:"
"They'll be doing things like joint exercises, looking for common directions on peacekeeping, looking for what we call interoperability -- the ability of militaries from different countries, particularly within Africa, to work with each other as they respond to both conflict management situations and also humanitarian crises."
"Some projects with natural complementarities will group to create what we call interoperability clusters."