mystery, problem, enigma, riddle, puzzle mean something which baffles or perplexes. mystery applies to what cannot be fully understood by reason or less strictly to whatever resists or defies explanation. …

MYSTERY definition: anything that is kept secret or remains unexplained or unknown. See examples of mystery used in a sentence.

MYSTERY meaning: 1. something strange or not known that has not yet been explained or understood: 2. a book, film…. Learn more.

Definition of mystery noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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

Dec 11, 2025 · The Best Mystery Novels of 2025 Our columnist on the books that wowed her this year. Credit...Photo illustration by Sebastian Mast Share full article

Mystery Science offers open-and-go lessons that inspire kids to love science. The hook, visuals, and activity have all been prepared for you. Less prep, more learning.

A mystery film is a film that revolves around the solution of a problem or a crime. It focuses on the efforts of the detective, private investigator or amateur sleuth to solve the mysterious circumstances of an …

6 days ago · Mystery novels are often called “whodunnits” because they turn the reader into a detective trying to figure out the who, what, when, and how of a particular crime.

Dec 14, 2025 · mystery (countable and uncountable, plural mysteries) The truth behind the events remains a mystery. The case was that of a murder. It had an element of mystery about it, however, …