English edit

Etymology edit

pre- +‎ product

Noun edit

preproduct (plural preproducts)

  1. Something produced as part of the process of manufacturing a final product.
    • 2012, Reinhard Noll, Laser-Induced Breakdown Spectroscopy, page 229:
      The chemical analysis of steel is a demanding task for process control in steelmaking and for quality assessment of preproducts.