Adjective
1. of an obscure nature;
"the new insurance policy is written without cryptic or mysterious terms""a deep dark secret""the inscrutible workings of Providence""in its mysterious past it encompasses all the dim origins of life"- Rachel Carson"rituals totally mystifying to visitors from other lands"2. having a secret or hidden meaning;
"cabalistic symbols engraved in stone""cryptic writings""thoroughly sibylline in most of his pronouncements"- John Gunther3. having a puzzling terseness;
"a cryptic note"