em·men·ta·ler noun orem·men·tha·ler\ˈemənˌtälə(r)\; orem·men·talorem·men·thal\-äl\; oremmentaler cheeseoremmenthaler cheese (-s) Usage: usually capitalized E Etymology: German Emmentaler (formerly spelled Emmenthaler) käse, literally, Emmental cheese, from Emmental, region in Switzerland : swiss cheese