ENIGMA

mystery, enigma, secret, closed book

(noun) something that baffles understanding and cannot be explained; “how it got out is a mystery”; “it remains one of nature’s secrets”

riddle, conundrum, enigma, brain-teaser

(noun) a difficult problem

Source: WordNet® 3.1

---

Proper noun

Enigma

(historical) A German device used during World War II to encode strategic messages.

Anagrams

• gamine, imagen, in-game

Etymology

Noun

enigma (plural enigmas or enigmata)

Something or someone puzzling, mysterious or inexplicable.

A riddle, or a difficult problem.

Anagrams

• gamine, imagen, in-game

Source: Wiktionary

---

E*nig"ma, n.; pl. Enigmas. Etym: [L. aenigma, Gr.

1. A dark, obscure, or inexplicable saying; a riddle; a statement, the hidden meaning of which is to be discovered or guessed. A custom was among the ancients of proposing an enigma at festivals. Pope.

2. An action, mode of action, or thing, which cannot be satisfactorily explained; a puzzle; as, his conduct is an enigma.

Source: Webster’s Unabridged Dictionary 1913 Edition

---