The word is from "Bring me my Philps Mental Jacket" by Slavoj Zizek

Definition: Reductionism is a way of explaining how things exist, that reduces this process down to being seperate entities which work together and coexist together, a simple summary of parts that makes up the greater whole.

Quote from text: "Catholic belivers would be the ideal people to engage in biogenetic manipulation, since they would be aware that they were dealing only with the material aspect of human existence, not with the spiritual kernal. Their faith would protect them from reductionism." -2nd to last sentence in the 6th paragraph of the essay.