Self-contradiction or self-contradictory can refer to: *

Auto-antonym A contronym or contranym is a word with two Opposite (semantics), opposite word sense, meanings. For example, the word ''wikt:original, original'' can mean "authentic, traditional", or "novel, never done before". This feature is also called enanti ...

, a word with multiple meanings of which one is the reverse of another *

Oxymoron An oxymoron (plurals: oxymorons and oxymora) is a figure of speech that Juxtaposition, juxtaposes concepts with opposite meanings within a word or in a phrase that is a self-contradiction (disambiguation), self-contradiction. As a rhetorical de ...

, a figure of speech that juxtaposes concepts with opposing meanings within a word or phrase that creates an ostensible self-contradiction *

Paradox A paradox is a logically self-contradictory statement or a statement that runs contrary to one's expectation. It is a statement that, despite apparently valid reasoning from true or apparently true premises, leads to a seemingly self-contradictor ...

, a logically self-contradictory statement or a statement that runs contrary to one's expectation *

Self-refuting idea A self-refuting idea or self-defeating idea is an idea or statement whose falsehood is a logical consequence of the act or situation of holding them to be true. Many ideas are called self-refuting by their detractors, and such accusations are ther ...

reductio ad absurdum In logic, (Latin for "reduction to absurdity"), also known as (Latin for "argument to absurdity") or ''apagogical argument'', is the form of argument that attempts to establish a claim by showing that the opposite scenario would lead to absur ...

, idea or statement whose falsehood is a logical consequence of the original

See also