Definition: resembling an oracle in obscurity of thought
Usage: the oracular sayings of Victorian poets; so enigmatic that priests might have to clarify it; an enigmatic smile
Similar words: ambiguous
Definition: having more than one possible meaning
Usage: ambiguous words; frustrated by ambiguous instructions, the parents were unable to assemble the toy
Synonyms: enigmatic, enigmatical, puzzling
Definition: not clear to the understanding
Usage: I didn't grasp the meaning of that enigmatic comment until much later; prophetic texts so enigmatic that their meaning has been disputed for centuries
Similar words: incomprehensible, uncomprehensible
Definition: difficult to understand
Usage: the most incomprehensible thing about the universe is that it is comprehensible- A. Einstein