describes

verb

1. To represent in words.“The feeling is difficult to describe, but not unpleasant.”
2. To represent by drawing; to draw a plan of; to delineate; to trace or mark out.“to describe a circle by the compasses;   a torch waved about the head in such a way as to describe a circle”
3. To give rise to a geometrical structure.“The function describes a very complex surface.”
4. To introduce a new taxon to science by explaining its characteristics and particularly how it differs from other taxa.“The fungus was first described by a botanist.”