prima facie

1 :  true, valid, or sufficient at first impression :  apparent the theory … gives a prima facie solution — R. J. Butler

2 :  self-evident

3 :  legally sufficient to establish a fact or a case unless disproved prima facie evidence

:  at first view :  on first appearance absent other information or evidence guidelines which would prima facie accredit new entrance examinations as nondiscriminatory — S. L. Lynch — compare ex facie

:  sufficient to establish a fact or case unless disproved prima facie proof a prima facie showing