rutherford

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/ˈrʌðərfərd/

noun

An obsolete unit of radioactivity (symbol: rd), defined as the activity of a quantity of radioactive material in which one million nuclei decay per second.

Less commonScrabble 17

Meanings

rutherford1

nounrutherford (plural rutherfords)

plural rutherfords

  1. An obsolete unit of radioactivity (symbol: rd), defined as the activity of a quantity of radioactive material in which one million nuclei decay per second.

    Synonyms: megabecquerel

Rutherford2

proper noun
  1. A Scottish habitational surname from Old English from a place where there was once a settlement in the Scottish borders.
    1 more example

    One of the things making the trip possible is Rutherford’s microlight aircraft. Microlights are small one or two-seat planes used for leisure or personal transport. If she completes her trip, Rutherford will also claim the record for the youngest person to circumnavigate the world solo in a microlight aircraft.

    2021 August 18, Rebecca Cairns, “This teenage aviator hopes to be the youngest woman to fly solo around the world”, in CNN, archived from the original on 13 Feb 2022
  2. rareA male given name transferred from the surname.
  3. A suburb of Newcastle in the Maitland council area, New South Wales, Australia.
  4. A number of places in the United States:
    1. A census-designated place in Napa County, California.

      A native of Rutherford, California, Abreu earned 26 wins across more than 100 open-wheel races last year that involved not just the aforementioned USAC midgets but also 410 (winged and non-winged) and 360 (winged) sprint cars.

      2015 January 20, Chris Estrada, “NASCAR: Sprint car standout Rico Abreu to enter K&N East Series in 2015”, in NBC Sports, archived from the original on 11 Apr 2015

Synonyms & antonyms

nounAn obsolete unit of radioactivity (symbol: rd), defined as the activity of a quantity of radioactive material in which one million nuclei decay per second.

Origin

rutherford · noun

After Ernest Rutherford.

Full word history & related roots →

Rutherford · proper noun

  1. Proto-Indo-European*ḱer-
  2. Proto-Indo-European*ḱerh₂-
  3. Proto-Germanic*hrinþaz
  4. Proto-West Germanic*hrinþ
  5. Proto-West Germanic*hrinþiʀu
  6. Proto-West Germanic*hrinþiʀ
  7. Old Englishhryþer
  8. Proto-Indo-European*per-
  9. Proto-Indo-European*pértus
  10. Proto-Germanic*furduz
  11. Proto-West Germanic*furdu
  12. Old Englishford
  13. EnglishRutherford

From Old English hryþer (“cattle”) + ford (“ford”). The first element is from Proto-Germanic *hrunþaz.

Full word history & related roots →
Cite this entry
APA

rutherford. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/rutherford

MLA

“rutherford.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rutherford. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “rutherford,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/rutherford.

Source: rutherford on Wiktionary, CC BY-SA 4.0.