| ok | Curry.Base.Monad |
| OneLineMode | Curry.Base.Pretty |
| Op | |
| 1 (Type/Class) | Curry.CondCompile.Type |
| 2 (Data Constructor) | Curry.FlatCurry.Type, Curry.FlatCurry.Annotated.Type, Curry.FlatCurry, Curry.FlatCurry.Typed.Type |
| OpDecl | Curry.FlatCurry.Type, Curry.FlatCurry.Annotated.Type, Curry.FlatCurry, Curry.FlatCurry.Typed.Type |
| operator | Curry.CondCompile.Parser |
| opFixity | Curry.FlatCurry.Goodies, Curry.FlatCurry.Annotated.Goodies, Curry.FlatCurry.Typed.Goodies |
| OpLhs | Curry.Syntax.Type, Curry.Syntax |
| opName | |
| 1 (Function) | Curry.FlatCurry.Goodies, Curry.FlatCurry.Annotated.Goodies, Curry.FlatCurry.Typed.Goodies |
| 2 (Function) | Curry.Syntax.Utils, Curry.Syntax |
| opPrecedence | Curry.FlatCurry.Goodies, Curry.FlatCurry.Annotated.Goodies, Curry.FlatCurry.Typed.Goodies |
| ops | Curry.Base.LLParseComb |
| opt | Curry.Base.LLParseComb |
| option | Curry.Base.LLParseComb |
| optional | Curry.Base.LLParseComb |
| OptionsAttributes | Curry.Syntax.Lexer, Curry.Syntax |
| OptionsPragma | Curry.Syntax.Type, Curry.Syntax |
| Or | Curry.FlatCurry.Type, Curry.FlatCurry |
| ordId | Curry.Base.Ident |
| orExps | |
| 1 (Function) | Curry.FlatCurry.Goodies |
| 2 (Function) | Curry.FlatCurry.Annotated.Goodies |
| 3 (Function) | Curry.FlatCurry.Typed.Goodies |
| original | Curry.Syntax.Lexer, Curry.Syntax |
| orOpId | Curry.Base.Ident |