incontestability

n.

不可抗辩性；无可置疑性；

1. It caused him to seek to embellish his most incontestable achievements.
   这使他想对自己最无可争议的成就加以吹嘘。
2. But those justifications have an incontestable value in their own day.
   但是这些辩解在当时却具有必要的意义。

Incontestability
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Imposter Fraud and Incontestability Clauses in Life Insurance Policies
Incontestability and Rights in Descriptive Trademarks
THE INTERNATIONAL NEWS QUASI-PROPERTY PARADIGM AND TRADEMARK INCONTESTABILITY: A CALL FOR REWRITING THE LANHAM ACT
Unconstitutional Incontestability?: The Intersection of the Intellectual Property and Commerce Clauses of the Constitution: Beyond...
Contracts—Applying the Plain Language to Incontestability Clauses
Contestability versus Incontestability in Life Insurance