Category:Obversion

Ob*ver"sion, n. Etym: [l. obversio a turning towards.]

1. The act of turning toward or downward.

2. (logic)

Defn: the act of immediate inference, by which we deny the opposite Of anything which has been affirmed; as, all men are mortal; then, by Obversion, no men are immortal. This is also described as "immediate Inference by privative conception." Bain.