English noun: enigma | |||
1. | enigma (cognition) something that baffles understanding and cannot be explained | ||
Samples | How it got out is a mystery. It remains one of nature's secrets. | ||
Synonyms | closed book, mystery, secret | ||
Broader (hypernym) | perplexity | ||
2. | enigma (communication) a difficult problem | ||
Synonyms | brain-teaser, conundrum, riddle | ||
Broader (hypernym) | problem | ||