“Validity” in Japanese
Short answer
Validity in Japanese is “有効性” (yuukousei). Full meaning: validity, effectiveness.
Other ways to say “Validity” in Japanese
妥当性
datousei validity, verification, propriety
効力
kouryoku effect, efficacy, validity, potency
合法性
gouhousei lawfulness, legality, validity, legitimacy
通用
tsuuyou (common) use (of a language, currency, etc.), current use, circulation, currency, validity (e.g. of a ticket); to be accepted (e.g. of a way of thinking), to work (of an excuse, trick, etc.), to hold true (e.g. of a theory), to apply, to be valid, to
正当性
seitousei lawfulness, propriety, reasonableness, appropriateness, legality, legitimacy, justifiability, validity
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