credibilizing
/ˈkrɛdɪbɪlʌɪzɪŋ/ /ˈkrɛdɪb(ə)lʌɪzɪŋ/(also credibilising)
adjective
That makes something credible or more credible, increasing credibility.
Origin
Early 19th century; earliest use found in Samuel Taylor Coleridge (1772–1834), poet, critic, and philosopher. From classical Latin crēdibilis credible + -ize + -ing.