1. 神秘的;谜一般的;费解的
Someone or something that is enigmatic is mysterious and difficult to understand.

1. resembling an oracle in obscurity of thought

e.g. the oracular sayings of Victorian poets
so enigmatic that priests might have to clarify it
an enigmatic smile

Synonym: oracular

2. not clear to the understanding

e.g. 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

Synonym: enigmaticalpuzzling