Definition of descriptor
: something (such as a word or characteristic feature) that serves to describe or identify; especially : a word or phrase (such as an index term) used to identify an item (such as a subject or document) in an information retrieval system
Recent Examples of descriptor from the Web
People have assigned all sorts of physical descriptors to it, attempts to give it a shape.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'descriptor'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of descriptor
First Known Use: 1946
Seen and Heard
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