ambiguous
1 open to or having several possible meanings or interpretations; equivocal: an ambiguous answer.
2.Linguistics. (of an expression) exhibiting constructional homonymity; having two or more structural descriptions, as the sequence Flying planes can be dangerous.
3.of doubtful or uncertain nature; difficult to comprehend, distinguish, or classify: a rock of ambiguous character.
4.lacking clearness or definiteness; obscure; indistinct: an ambiguous shape; an ambiguous future.