What is the meaning of item?

noun

• A distinct part that can be specified separately in a group of things that could be enumerated on a list.
  • usage: "he noticed an item in the New York Times"; "she had several items on her shopping list"; "the main point on the agenda was taken up first"
  • synonyms: point
• A small part that can be considered separately from the whole.
  • usage: "it was perfect in all details"
  • synonyms: detail, particular
• A whole individual unit; especially when included in a list or collection.
  • usage: "they reduced the price on many items"
• An isolated fact that is considered separately from the whole.
  • usage: "several of the details are similar"; "a point of information"
  • synonyms: detail, point
• An individual instance of a type of symbol.
  • usage: "the word`error' contains three tokens of `r'"
  • synonyms: token

adverb

• Used when listing or enumerating items. ( also) "a length of chain, item a hook-Philip Guedalla