Describing

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."

5. To distribute into parts, groups, or classes; to mark off; to class.