What is the meaning of label?

noun

• A brief description given for purposes of identification.
  • usage: "the label Modern is applied to many different kinds of architecture"
• Trade name of a company that produces musical recordings.
  • usage: "the artists and repertoire department of a recording label is responsible for finding new talent"
  • synonyms: recording label
• A radioactive isotope that is used in a compound in order to trace the mechanism of a chemical reaction.
• An identifying or descriptive marker that is attached to an object.

verb

• Assign a label to; designate with a label.
  • usage: "These students were labelled `learning disabled'"
• Attach a tag or label to.
  • usage: "label these bottles"
  • synonyms: tag, mark
• Pronounce judgment on.
  • usage: "They labeled him unfit to work here"
  • synonyms: pronounce, judge
• Distinguish (as a compound or molecule) by introducing a labeled atom.
• Distinguish (an element or atom) by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions. .