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n. Computers
A word, phrase, or alphanumeric character used to identify an item in an information storage and retrieval system.

[Late Latin dēscrīptor, describer, from Latin dēscrībere, dēscrīpt-, to describe; see describe.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


a word or phrase which constitutes the descriptive element of a sentencea keyword assigned to a data-file and stored in a search index so that it can be located through a search engine or in a database
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(dɪˈskrɪp tər)

a significant term used to categorize or locate material in an index or information retrieval system.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.descriptor - the phonological or orthographic sound or appearance of a word that can be used to describe or identify something; "the inflected forms of a word can be represented by a stem and a list of inflections to be attached"
linguistics - the scientific study of language
word - a unit of language that native speakers can identify; "words are the blocks from which sentences are made"; "he hardly said ten words all morning"
plural, plural form - the form of a word that is used to denote more than one
singular, singular form - the form of a word that is used to denote a singleton
ghost word - a word form that has entered the language through the perpetuation of an error
root word, stem, root, theme, radical, base - (linguistics) the form of a word after all affixes are removed; "thematic vowels are part of the stem"
etymon, root - a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes
citation form, entry word, main entry word - the form of a word that heads a lexical entry and is alphabetized in a dictionary
abbreviation - a shortened form of a word or phrase
acronym - a word formed from the initial letters of the several words in the name
2.descriptor - a piece of stored information that is used to identify an item in an information storage and retrieval system
information - knowledge acquired through study or experience or instruction
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The effects of all molecules on biological activity are clearly explained by the two MLOGP and MATS5m descriptors (Fig 6).
This, instead of presenting the comparison of the values of the orbital energies with the ionization potential I and the electron affinity A for different density functionals, we are showing the results for the global descriptors calculated with the MN12SX density functional in Table 1 comparing the values that arise from both solvents.
ChemSketch program [14] was employed to calculate the other molecular descriptors such as the molar volume MV ([cm.sup.3]), the molecular weight MW (g/mol), the molar refractivity MR ([cm.sup.3]), the parachor Pc ([cm.sup.3]), the density D (g/[cm.sup.3]), the refractive index n, and the octanol/water partition coefficient log P.
The descriptors' values were normalized using (2) in order to give each variable the same opportunity at the onset to influence the model [12].
In this study, writing rubrics may be understood as demonstrating the same range of features and functions described by Covill (2012): "a list of criteria that are relevant to producing effective writing", generally featuring multiple levels with descriptors, used for rating, placement, instruction, or a combination of these functions.
Look closely at the video game box or information on a game app and you'll also find "content descriptors." There are 30 in all.
It is important to stage lung cancer based on various descriptors that have great influence on the prognosis.
QSAR analysis ascertains mathematical correlations among structural and/or physicochemical properties called descriptors and correlated to the experimentally measured (biological) activity.
Gracenote Video Descriptors, the first of the company's new Advanced Discovery products, is designed to enable pay TV providers, OTT services and connected device manufacturers "to unlock deeper user engagement and loyalty in a hyper-competitive marketplace."
Apart from the above descriptors that generate code for each pixel, the well-known Histogram of Oriented Gradients (HOG) [12] represents the texture variation with the histogram of the primary edge direction (i.e., gradient orientation) over small spatial regions.
They conducted a sensory session with trained panelists using quantitative descriptive analysis to assess the intensity of 10 beer descriptors such as: yeast, grains and hops aromas; hops flavor; bitter, sour and sweet tastes; viscosity; carbonation; and astringency.