1. コーカサス山脈を含む黒海とカスピ海の間の、広い地域(a large region between the Black and Caspian seas that contains the Caucasus Mountains)
2. 黒海とカスピ海の間のヨーロッパとアジアの間の伝統的な境界の一部を形成するコーカサスの山脈(the mountain range in Caucasia between the Black Sea and the Caspian Sea that forms part of the traditional border between Europe and Asia)