Etymologically
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functional

This is the current revision of this entry, as edited by bogdan on 16 October 2026 at 10:40. This address is a permanent link to this version.
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Pronunciation

  • IPA: /ˈfʌŋkt͡ʃənəl/, /ˈfʌŋkt͡ʃnəl/[1]

Etymology

It is formed from function and -al,[2][3] or from Medieval Latin functionalis.[2]

Earliest recorded meaning

Of or pertaining to a function or office; official: 1631 in the OED, 1633 in MWU, the 1630s in Etymonline.[4][5][2]

Semantic evolution

In mathematics, relating to a function, it is from 1806.[4] Of an organ, serving a function, is from 1843,[4] and in medicine a functional disorder is one affecting the working of an organ rather than its structure.[6][7] Practical or utilitarian is by 1864,[2][4] and in architecture and design, with use rather than ornament as the main aim, from 1928.[2][4] Working or able to work is a later sense, as in fully functional.[6]

Timeline

  • 1631 – relating to an office.[4]
  • 1806 – in mathematics.[4]
  • 1843 – of an organ.[4]
  • 1864 – practical, utilitarian.[2][4]
  • 1928 – in architecture.[2][4]

Modern meaning

Adjective

  1. Designed to be practical and useful rather than decorative; utilitarian.
  2. Working or able to work properly.
  3. Of or relating to a function.
  4. (medicine) Affecting the working of an organ but not its structure.

Word family

  • functionality
  • functionally
  • functional analysis

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  3. ^ Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  4. ^ a b c d e f g h i j Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press
  5. ^ Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  6. ^ a b Collins English Dictionary (2023), Glasgow: HarperCollins
  7. ^ The American Heritage Dictionary of the English Language (1992), 3rd ed., Boston: Houghton Mifflin