noun
joint venture company
A business entity established by two or more companies for a specific project or ongoing collaboration.
日米の合弁会社が新しい半導体工場を建設する。
A Japanese-American joint venture company will build a new semiconductor plant.
合弁事業 refers to the joint venture project or undertaking itself, while 合弁会社 specifically refers to the company formed for that purpose.
Compound of 合弁 (joint, combined) + 会社 (company). The term is a straightforward Sino-Japanese formation used in business contexts.