also: パラドクス
noun
A seemingly contradictory statement or situation that may nonetheless be true. Used in logic, philosophy, and everyday language.
「嘘つきのパラドックス」は有名な論理パラドックスだ。
The 'liar paradox' is a famous logical paradox.
この状況は一種のパラドックスと言
This situation can be called a kind of paradox.