confirmable
con·fir·mable
adjective
1.
capable of being tested (verified or falsified) by experiment or observation
Origin
From confirm + -able.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.