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Category vs Wallet - What's the difference?

category | wallet |

As nouns the difference between category and wallet

is that category is a group, often named or numbered, to which items are assigned based on similarity or defined criteria while wallet is a small case, often flat and often made of leather, for keeping money (especially paper money), credit cards, etc.

category

Noun

(categories)
  • A group, often named or numbered, to which items are assigned based on similarity or defined criteria.
  • *
  • The traditional way of describing the similarities and differences between constituents is to say that they belong to categories'' of various types. Thus, words like ''boy'', ''girl'', ''man'', ''woman'', etc. are traditionally said to belong to the category''' of Nouns, whereas words like ''a'', ''the'', ''this'', and ''that'' are traditionally said to belong to the ' category of Determiners.
    This steep and dangerous climb belongs to the most difficult category .
    I wouldn't put this book in the same category as the author's first novel.
  • (mathematics) A collection of objects, together with a transitively closed collection of composable arrows between them, such that every object has an identity arrow, and such that arrow composition is associative.
  • One well-known category has sets as objects and functions as arrows.
    Just as a monoid consists of an underlying set with a binary operation "on top of it" which is closed, associative and with an identity, a category consists of an underlying digraph with an arrow composition operation "on top of it" which is transitively closed, associative, and with an identity at each object. In fact, a category's composition operation, when restricted to a single one of its objects, turns that object's set of arrows (which would all be loops) into a monoid.

    Synonyms

    * (group to which items are assigned) class, family, genus, group, kingdom, order, phylum, race, tribe, type * See also

    Derived terms

    * category mistake * category theory * conceptual category * perceptual category * subcategory * supercategory

    wallet

    English

    (wikipedia wallet)

    Noun

    (en noun)
  • A small case, often flat and often made of leather, for keeping money (especially paper money), credit cards, etc.
  • The thief stole all the money and credit cards out of the old man's wallet .
  • (by extension, slang) A person's bank account or assets.
  • It's unknown if the pro running back's recent sex scandal will hit him in the wallet or not.
  • A thick case or folder with plastic sleeves in which compact discs may be stored.
  • I won an auction online for a cheap CD wallet .
  • (archaic) A bag or pouch.
  • He brought with him a large wallet with some provisions for the road.

    Synonyms

    * billfold * pocketbook

    See also

    * purse

    Anagrams

    *