| Subject | Spanish | English |
| commun., IT | nombre de sintaxis abstracta | abstract syntax name |
| commun., IT | notación de sintaxis abstracta | abstract syntax notation |
| commun., IT | sintaxis abstracta | abstract syntax |
| comp., MS | sintaxis abstracta | abstract syntax (A data structure description that is independent of hardware structures and encodings) |
| IT | árbol de sintaxis abstracta | abstract syntax tree |
| comp., MS | árbol de sintaxis abstracta | abstract syntax tree (A treelike representation of programs used in many integrated programming environments and structure-oriented editors) |