descriptor

[ dih-skrip-ter ]
/ dɪˈskrɪp tər /

noun

a significant word or phrase used to categorize or describe text or other material, especially when indexing or in an information retrieval system.
Computers. a data item that stores the attributes of some other datum: a task descriptor.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

Origin of descriptor

First recorded in 1930–35, for an earlier sense; describe + -tor, with vowel change and devoicing by analogy with similar Latin derivatives
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020