えいぞくせい

永続性
persistent
permanence

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えいぞくせい【永続性】

permanence; continuation; perpetuity.

●この薬の効き目には永続性がない. The effect of this drug soon wears off. | This drug doesn't work [remain effective] long.

・重要文書に用いる紙には永続性が必要だ. Permanency is a requisite in any paper used for important documents.

●永続性のある (long-)lasting; enduring; long-standing 《tradition》

・永続性のある品種のイネを開発する develop a rice variant that has endurance

・永続性のない not lasting; transient; of short duration.