having the quality of describing; characterized by description: a descriptive passage in an essay.
noting, concerned with, or based upon the fact or experience.
characterized by or based upon the classification and description of material in a given field: descriptive botany.
Origin of descriptive
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
characterized by or containing description; serving to describe
grammar (of an adjective) serving to describe the referent of the noun modified, as for example the adjective brown as contrasted with my and former
relating to or based upon description or classification rather than explanation or prescriptiondescriptive linguistics
1751, from Late Latin descriptivus, from descript-, past participle stem of describere (see description). Related: Descriptively; descriptiveness.
Online Etymology Dictionary, © 2010 Douglas Harper