| AddDefinition(Definition) | Updates existing or adds a new variable or function to the definitions list. |
| AddDefinition(Definition, Boolean) | Updates existing or adds a new variable or function to the definitions list. |
| AddDefinition(Entry, Entry) | Adds a definition to current evaluation context. |
| AddDefinition(String, Entry) | Updates existing or adds a new variable or function to the definitions list. |
| AddDefinition(Term, Term) | Obsolete. |
| AddDefinition(String, Term, Entry) | Updates existing or adds a new variable or function to the definitions list. |
| AddDefinition(String, Term, Term) | Obsolete. |