noun
falseness; falsehood
Used in logic and formal contexts to denote the quality of being false, often contrasted with 真 (truth).
Antonyms: 真
論理学では、命題の真偽を扱う。
In logic, we deal with the truth or falsity of propositions.
この主張の偽を証明するのは難しい。
It is difficult to prove the falsehood of this claim.
noun
General term for something that is not true; can refer to a lie or an incorrect statement.
彼の言葉には偽が多い。
There is much falsehood in his words.