I. prov ‧ en 1 /ˈpruːv ə n, ˈprəʊv ə n $ ˈproʊv ə n, ˈpruːv ə n/ BrE AmE adjective
[ Word Family: verb : ↑ prove ≠ ↑ disprove ; noun : ↑ proof ; adjective : ↑ proven ≠ ↑ unproven ]
[usually before noun] tested and shown to be true or good, or shown to exist:
a player of proven ability
a telephone system with a proven track record (=past performance showing how good it is) of reliability
II. prov ‧ en 2 /ˈpruːv ə n/ BrE AmE especially American English
a past participle of ↑ prove