What does "feedstock" mean?

Any bulk raw material constituting the principal input for an industrial process.

What is a synonym for "feedstock"?

Common synonyms include: basis, bioenergy source, commodity, feed stock, foundation, grist.

noun

noun ·2 syllables ·Rare ·Advanced level

Noun

1
Any bulk raw material constituting the principal input for an industrial process. countable, uncountable
"Bio-materials may be substituted for petrochemical feedstocks as petroleum prices rise."
2
the raw material that is required for some industrial process wordnet

"Bio-materials may be substituted for petrochemical feedstocks as petroleum prices rise."

From feed + stock.