Bible Dictionaries
Enigma

Webster's Dictionary

(1):

(n.) A dark, obscure, or inexplicable saying; a riddle; a statement, the hidden meaning of which is to be discovered or guessed.

(2):

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

Bibliography Information
Webster, Noah. Entry for 'Enigma'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​e/enigma.html. 1828.