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probative

[proh-buh-tiv, prob-uh-]
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adjective
  1. serving or designed for testing or trial.
  2. affording proof or evidence.
Also pro·ba·to·ry [proh-buh-tawr-ee, -tohr-ee] /ˈproʊ bəˌtɔr i, -ˌtoʊr i/.

Origin of probative

1425–75; late Middle English < Middle French probatif < Latin probātīvus of proof. See probate, -ive
Related formspro·ba·tive·ly, adverbnon·pro·ba·tive, adjectivenon·pro·ba·to·ry, adjectiveun·pro·ba·tive, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for non-probative

probative

probatory (ˈprəʊbətərɪ, -trɪ)

adjective
  1. serving to test or designed for testing
  2. providing proof or evidence
Derived Formsprobatively, adverb

Word Origin

C15: from Late Latin probātīvus concerning proof
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for non-probative

probative

adj.

mid-15c., from Latin probativus "belonging to proof," from probat-, past participle stem of probare (see prove).

Online Etymology Dictionary, © 2010 Douglas Harper