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Related to descriptor: Deployment Descriptor, File descriptor


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.]


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


(dɪˈskrɪp tər)

a significant term used to categorize or locate material in an index or information retrieval system.
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
References in periodicals archive ?
Huang, "Stability analysis and controller synthesis for fuzzy descriptor systems," International Journal of Systems Science, vol.
The following descriptor is used to note the smell or aroma:
In another study, the authors applied the partial least squares model to sensory and chemical results and found excellent correlation between the woody-vanilla-cinnamon descriptor and czs-whisky-lactone and less pronounced with vanillin and eugenol.
Howard and his colleagues surveyed both English-speaking and Spanish-speaking women and found that about two-thirds of the 160 English-speaking and 123 Spanish-speaking respondents were unable to distinguish between a pelvic exam and a Pap smear, but that a comparable percentage in both groups (74% and 70%, respectively), were able to identify at least one correct descriptor of the term.
Additionally, for each reference, it is detailed the descriptor type, method used, descriptor size, rotational invariance, and if the descriptor provides 6DOF data.
This work is performed by a quantification of regions descriptor values.
In this approach, fragments of the different components of the mixture are considered in the same descriptor.
However, while there exist approaches proposing mechanisms and tools for assisting the process of annotation (in a semi-automatic setting), this is commonly carried out on each of the attributes of the service in an isolated way, neglecting their meaning in the linguistic context configured by the rest of the elements comprising the service descriptor (Aksoy et al.
All of those descriptor types aim to represent visual features in a robust way, invariant to a number of image deformations.
If the addition of a new descriptor leads to only a small (<0.
To reduce the query transmission latency, the visual descriptor is supposed to be compact and discriminative.
Technically, this method is based on four pillars: the basic structure, physicochemical parameters (molecular descriptors), descriptor selection method, and learning algorithm.