identifier

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identifier

[ī′dent·ə‚fī·ər]
(computer science)
A symbol whose purpose is to specify a body of data.

identifier

1. <programming, operating system> A formal name used in source code to refer to a variable, function, procedure, package, etc. or in an operating system to refer to a process, user, group, etc.

Each different type of entity may have a different range of valid identifiers or "name space". For example, an identifier in C is a series of one or more letters, digits and underscores that does not begin with a digit. An identifier has a type, e.g. integer variable, hash, variant and a scope, e.g. block, global.

identifier

Any label, symbol or token that names or identifies an entity or a collection of data. See identification.
References in classic literature ?
If you identify 'im as your cat, miss,' he has said, 'the matter is ended.
And in the end I was permitted to retire from the scene until required to give further information, or to identify the prisoner whom the good police confidently expected to make before the day was out.
Jerry sniffed his bare calf--not that he needed to identify it, but just because he liked to, and in a sort of friendly greeting.
If they did get the dog of a strange poacher, no gamekeeper or constable could identify 'm by the dog-- mum was the word.
He must be going this journey to help the Bow Street officers to identify some one of our scattered gang of whom they were in pursuit.
He would be able to disguise himself so effectually that ninety-nine people out of a hundred would fail to identify him, either by his voice or his manner.
a masterpiece of patience and observation, which they hoped would enable them to identify those physical features in the moon, with which they were acquainted.
True; and if I, by my thoughtlessness and selfish disregard to appearances, have at all assisted to expose you to these evils, let me entreat you not only to pardon me, but to enable me to make reparation; authorise me to clear your name from every imputation: give me the right to identify your honour with my own, and to defend your reputation as more precious than my life
Are you hero enough to unite yourself to one whom you know to be suspected and despised by all around you, and identify your interests and your honour with hers?
As it dashed on, Oliver caught a glimpse of a man in a white nitecap, whose face seemed familiar to him, although his view was so brief that he could not identify the person.
Had seen scores of people come to identify, and never saw one person struck in that particular way.
Given the amount of information involved, law enforcement personnel can find it virtually impossible to efficiently and completely search old case files each time they identify a new suspect.