a statement or a piece of writing that tells what something or someone is like:

At the same time, we do not know if all the details included in these descriptions really contribute relevant properties to the resulting sound quality.

From the Cambridge English Corpus

The following descriptions focus on the local purge in each town and the points at which the local and legal purges diverged.

From the Cambridge English Corpus

The implications of these findings for theories of syntactic category formation and abstract rulebased descriptions of grammar are discussed.

From the Cambridge English Corpus