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