出典:Wiktionary
出典:『Wiktionary』 (2026/05/03 04:00 UTC 版)
From 中期英語 probatiffe, from Old French probatif, from Latin probātīvus (“belonging to proof”), from Latin probare (“show, prove, demonstrate”) (See prove). Originally in terme probatiffe (“a period of time assigned for the proving of an allegation”). First attested in the mid-15th century.
probative (comparative more probative, superlative most probative)