Definitions

enigma

[uh-nig-muh] / əˈnɪg mə /

NOUN

mystery

Synonyms

STRONGEST

conundrum puzzle

STRONG

bewilderment cliffhanger crux cryptogram grabber knot mystification parable perplexity problem puzzlement puzzler question riddle secret sphinx sticker stickler stumper teaser twister why

WEAK

Gordian knot mind-boggler mind-twister question mark sixty-four dollar question tough nut to crack

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The study relied on ENIGMA, a global collaboration that combines data from more than 50 countries to better understand the brain across different conditions.

From Science Daily • Mar. 29, 2026

Vocabulary lists containing enigma

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