subsidiarysub·sid·i·a·ry1 /səbˈsɪdiəri-dieri/ noun (plural subsidiaries) [countableC] a company that is at least half-owned by another companyIt is important that investors are able to deal with confidence with enterprises from other member states, whether directly, or through their subsidiaries.
subsidiary ofChase Manhattan Bank is a subsidiary of Chase Manhattan Corp.
→ partly-owned subsidiary → sales subsidiary → wholly-owned subsidiary