Definitions for "Ge'ez"
Ge'ez may refer to either the Ge'ez people, language, or writing system. Modern Ethiopic descends from the Ge'ez syllabary where the Ge'ez is found as a 26x7 array subset. Ge'ez is also the liturgical language still in use in the Ethioipian Orthodox church.
The ecclesiastical language of Ethiopia used on icons
The ancient semitic language of Axum and of the Ethiopian Coptic church. As Latin is the father of Italian, Spanish, and French, so Ge'ez is the father of Tigrinya, Tigrai, and Amharic.