/ay' po stear'ee awr"uy, -ohr"uy, -awr"ee, -ohr"ee/
1. from particular instances to a general principle or law; based upon actual observation or upon experimental data: an a posteriori argument that derives the theory from the evidence. Cf. a priori (def. 1).
2. not existing in the mind prior to or independent of experience. Cf. a priori (def. 2).
[ 1615-25; 4 , POSTERIOR ]