Definitions of function

  1. To perform the duty or office for which a person or thing is intended.
  2. To perform or discharge a function: to act. Also FUNCTIONATE.
  3. To act.
  4. what something is used for; " the function of an auger is to bore holes"; " ballet is beautiful but what use is it?"
  5. a formal or official social gathering or ceremony; " it was a black- tie function"
  6. a relation such that one thing is dependent on another; " height is a function of age"; " price is a function of supply and demand"
  7. ( mathematics) a mathematical relation such that each element of one set is associated with at least one element of another set
  8. The act of executing or performing any duty, office, or calling; per formance.
  9. The appropriate action of any special organ or part of an animal or vegetable organism; as, the function of the heart or the limbs; the function of leaves, sap, roots, etc.; life is the sum of the functions of the various organs and parts of the body.
  10. The natural or assigned action of any power or faculty, as of the soul, or of the intellect; the exertion of an energy of some determinate kind.
  11. The course of action which peculiarly pertains to any public officer in church or state; the activity appropriate to any business or profession.
  12. A quantity so connected with another quantity, that if any alteration be made in the latter there will be a consequent alteration in the former. Each quantity is said to be a function of the other. Thus, the circumference of a circle is a function of the diameter. If x be a symbol to which different numerical values can be assigned, such expressions as x2, 3x, Log. x, and Sin. x, are all functions of x.
  13. A religious ceremony, esp. one particularly impressive and elaborate.
  14. A public or social ceremony or gathering; a festivity or entertainment, esp. one somewhat formal.
  15. The act or performance of any duty, office, or business; power; the office of any organ, animal or vegetable; public or official ceremony.
  16. The doing of a thing: duty peculiar to any office or profession: the peculiar office of any part of the body or mind: power: ( math.) a quantity so connected with another that any change in the one changes the other.
  17. Office; duty; performance.
  18. The appropriate business, duty, or office of any person or thing.
  19. A public ceremony or entertainment.
  20. A dependent quantity.
  21. The doing executing, or performing of anything; discharge; office, employment or duty belonging to a particular station or character; the office of any organ of animal or vegetable, of mind or body; power; a quantity so connected with another that any change in the one correspondingly affects the other.
  22. Performance; office; employment; duty; the office of any bodily organ; power; faculty.
  23. The normal action proper to any organ or part.
  24. FUNCTIONALLY.
  25. Functional.
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