Definition of credibilize in English:

credibilize

(also credibilise)

Pronunciation /ˈkrɛdɪbɪlʌɪz/ /ˈkrɛdɪb(ə)lʌɪz/

verb

  • with object To make credible or more credible, increase the credibility of.

Origin

Mid 19th century. From classical Latin crēdibilis credible + -ize, probably after credibilizing.