noun
Refers to the degree to which information, a source, or a claim can be trusted as true or reliable. Often used in formal or analytical contexts.
この情報の信憑性は疑わしい。
The credibility of this information is questionable.
証言の信憑性を確かめる
We need to verify the authenticity of the testimony.
信頼性 emphasizes reliability or trustworthiness of a person, system, or thing, while 信憑性 focuses on the truthfulness or authenticity of information or claims.
真実性 means truthfulness or veracity, often used in legal or philosophical contexts, whereas 信憑性 is more about believability based on evidence.
Compound of 信 (trust, believe) and 憑 (depend on, rely on) plus 性 (-ness, -ity). The kanji 憑 is less common and sometimes replaced by kana in modern writing.