subproduct

noun
sub·​prod·​uct | \ ˌsəb-ˈprä-(ˌ)dəkt How to pronounce subproduct (audio) \
variants: or sub-product
plural subproducts or sub-products

Definition of subproduct

: by-product hulls and other subproducts of soybean processing Bagasse is constituted by organic waste from malt, never experiencing modifications afterwards. This is the reason why bagasse is considered a subproduct, commonly used to make fodder and is inexpensive.American Society for Metals

First Known Use of subproduct

1860, in the meaning defined above

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