noun
credibility; trustworthiness
Refers to the quality of being believable or reliable, often used in formal or evaluative contexts.
この情報の信用性は高い。
The credibility of this information is high.
彼の証言には信用性が欠けている。
His testimony lacks trustworthiness.
Compound of 信用 (trust, confidence) and 性 (nature, quality).