The practice of fishing with a set net.

present participle of set net

Alternative form of set net

Alternative form of set net

A fishing net that is used by securing it to a fixed underwater framework.

To fish using a set net.

Third-person singular simple present indicative form of set down

plural of ground set

(mathematics) The underlying set of mathematical structures such as posets and matroids.

(combinatorics) A subset of a group such that any element of the group can be expressed as the difference (or the quotient) of two elements in such subset.