Order

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Order or ORDER or Orders may refer to:

  • Orderliness, a desire for organization
  • Categorization, the process in which ideas and objects are recognized, differentiated, and understood
  • Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of different ways
  • Hierarchy, an arrangement of items that are represented as being "above", "below", or "at the same level as" one another
  • an action or inaction that must be obeyed, mandated by someone in authority

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Biology and healthcare[edit]

  • Order (biology), a classification of organisms by rank
    • Order, in phytosociology, an ecological grouping of plants, between alliance and class
    • Ordo naturalis (natural order), an outdated rank in biology, equivalent to the modern rank of family
  • Order, in medicine, refers to a formal request made by authorized health practitioners to carry out a specific clinical action concerning diagnosis or treatment

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