IPA: /ˈproʊbətɪv/
KK: /ˈproʊbətɪv/
Providing evidence or information that helps to prove something in a legal or logical context.
The lawyer presented probative evidence to support her case in court.
Probative → It is formed from "probare" (meaning to test or prove) and the suffix "-ive" (meaning having the nature of). The word "probative" refers to something that has the quality of proving or testing something.
Think of 'proving' something ('probare') and remember that 'probative' means having the nature of proving.