identifier

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identifier

[ī′dent·ə‚fī·ər]
(computer science)
A symbol whose purpose is to specify a body of data.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

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.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)

identifier

Any label, symbol or token that names or identifies an entity or a collection of data. See identification.
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