'By-product' definitions:
Definition of 'by-product'
noun
A secondary and sometimes unexpected consequence [syn: by- product,
byproduct]
noun
A product made during the manufacture of something else [syn: by-product,
byproduct,
spin-off]
Definition of 'By-product'
- By-product \By"-prod`uct\, n.
A secondary or additional product; something produced, as in
the course of a manufacture, in addition to the principal
product.
[1913 Webster]
