A word, phrase, or alphanumeric character used to identify an item in an information storage and retrieval system.
A word or phrase used as a label to describe or classify.
(1) A word or phrase that identifies a document in an indexed information retrieval system.
(comput.) A term used to identify or locate a file or specific data.
Origin of descriptor
- Late Latin dēscrīptor describer from Latin dēscrībere dēscrīpt- to describe describe
From American Heritage Dictionary of the English Language, 5th Edition