Webster’s Revised Unabridged Dictionary · 1913
Credible
Cred′i·ble (krĕd′ĭ·b'l), a. [L. credibilis, fr. credere. See Creed.] Capable of being credited or believed; worthy of belief; entitled to confidence; trustworthy.
Things are made credible either by the known condition and quality of the utterer or by the manifest likelihood of truth in themselves. Hooker.
A very diligent and observing person, and likewise very sober and credible. Dampier.