pro·ba·tive 
(prōbə-tĭv) also pro·ba·to·ry (-tôr′ē)
(prōbə-tĭv) also pro·ba·to·ry (-tôr′ē)adj.
1. Furnishing evidence or proof.
2. Serving to test, try, or prove.
- irrationalness
- irrational number
- Irrawaddy
- irreal
- irreality
- irreclaimability
- irreclaimable
- irreclaimableness
- irreclaimably
- irreconcilability
- irreconcilable
- irreconcilably
- irrecoverable
- irrecoverably
- irrecusable
- irrecusably
- irredeemable
- irredeemably
- irredenta
- irredentism
- irredentist
- irreducibility
- irreducible
- irreducibleness
- irreducibly