Meaning

• To represent in words.

  "The feeling is difficult to describe, but not unpleasant."

• 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"

• To give rise to a geometrical structure.

  "The function describes a very complex surface."

• 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."

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