Identifier - Wikipedia
https://en.m.wikipedia.org/wiki/Identifier
An identifier is a name that identifies (that is, labels the identity of) either a unique object or a unique class of objects, where the "object" or class may be an idea, physical countable object (or class thereof), or physical noncountablesubstance (or class thereof). The abbreviation ID (or Id) often refers to identity, identification (the process of identifying), or an identifier (that is, an instance of identification). An identifier may be a word, number, letter, sym…
DA: 72 PA: 9 MOZ Rank: 62