Cultural materialism (n.) is Marvin Harris's approach explaining culture mainly through technology, economy, and environment.
Cultural materialism (n.) is ideas traced back to the pantry and the payroll.
Cultural materialism (n.) is the study of the determining role of technical and environmental factors in human affairs.
Democratic materialism (n.) is the wrongheaded notion that nothing exists but bodies and language. It is misguided because "truth" is also something that exists.