Enigma comes from a Greek word that means "to speak in riddles." It applies to things, as well as to people, that puzzle one's mind. Egypt's ancient pyramids and quantum mechanics, for …

If you call a person an enigma, you mean that they’re hard to figure out—the reasons behind what they say and do are not easily understood.

ENIGMA definition: 1. something that is mysterious and seems impossible to understand completely: 2. something that…. Learn more.

The Enigma machine is a cipher device developed and used in the early- to mid-20th century to protect commercial, diplomatic, and military communication. It was employed extensively by …

enigma noun Anything that arouses curiosity or perplexes because it is unexplained, inexplicable, or secret:

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Nov 8, 2017 · Definition of enigma noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Jul 16, 2025 · Enigma refers to a person or thing that is mysterious, puzzling, or difficult to understand. It comes from the Latin word for “riddle” and often implies a sense of intrigue or …

Oct 30, 2025 · Enigma, device used by the German military to encode strategic messages before and during World War II. The Enigma code was first broken by the Poles in the early 1930s.

Nov 1, 2025 · Logic sorts the information in an enigma, logic determines that something is odd about this information, and logic draws inferences from an enigma's words; but logic cannot …