Pronunciation: ˌ ä-( ˌ )p ō - ˌ stir- ē - ' o ̇ r- ē , - ˌ ster-; ˌ ā -( ˌ )pä- ˌ stir- ē - ' o ̇ r- ˌ ī , -( ˌ )p ō -, - ' o ̇ r- ē
Function: adjective
Etymology: L, literally, from the latter
Date: 1588
1 : INDUCTIVE
2 : relating to or derived by reasoning from observed facts ― compare A PRIORI
– a posteriori adverb