1. Croyable.
2. Plausible.
ETYM French, from Latin possibilis, from posse to be able, to have power; potis able, capable + esse to be. Related to Potent, Am, Host a landlord.
Capable of happening or existing.
ETYM Latin probabilis, from probare to try, approve, prove: cf. French probable. Related to Prove, Provable.
1. Apparently destined.
2. Likely but not certain to be or become true or real; SYN. likely, plausible.