Rad

See also: Appendix:Variations of "rad"

Central Franconian

Alternative forms
  • Radd, Raad (optionally for the respective pronunciations)

Etymology

From Middle High German rat, from Old High German, from Proto-West Germanic *raþ, from Proto-Germanic *raþą.

Pronunciation
  • IPA(key): /ʀat/, /ʀaːt/
  • In Moselle Franconian mostly long. In Ripuarian both forms and often with a distinction: common case et Rad [ət ˈʀat] vs. dative dem Rad [dəm ˈʀaːt].

Noun

Rad n (plural Räder or Rader or Rädder or Radder, diminutive Rädche)

  1. wheel
  2. bike

Usage notes
  • The vowel length of the plural does not necessarily agree with that of the singular. Depending on the dialect all combinations are possible.

German

Etymology 1

From Middle High German rat, from Old High German rad, from Proto-West Germanic *raþ, from Proto-Germanic *raþą, from Proto-Indo-European *Hret- (“to roll”).

Related to Swedish ratt (“steering wheel”) and Finnish ratti (“steering wheel”). Also related to English rotary and Spanish rueda (“wheel”), which descended from the same PIE root through Latin rota.

Pronunciation
  • IPA(key): /ʁaːt/ (prescriptive standard; especially southern Germany, Austria, Switzerland)
  • IPA(key): /ʁat/ (predominant in northern and parts of central Germany; but inflected forms with a long vowel)
  • Audio (Austria)(file)
  • Audio(file)
  • Rhymes: -aːt, -at
  • Homophone: Rat (according to prescriptive standard)

Noun

Rad n (strong, genitive Rades or Rads, plural Räder, diminutive Rädchen n)

  1. wheel
  2. (gymnastics) cartwheel
  3. Clipping of Fahrrad; bicycle
Declension
Declension of Rad [neuter, strong]
singular plural
indef. def. noun def. noun
nominative ein das Rad die Räder
genitive eines des Rades, Rads der Räder
dative einem dem Rad, Rade1 den Rädern
accusative ein das Rad die Räder

1Now rare, see notes.

Derived terms

Etymology 2

Borrowed from English rad.

Noun

Rad n (strong, genitive Rads or Rad, plural Rads)

  1. (physics) rad (non-SI unit of absorbed dose of radiation)
    Coordinate term: Gray
Declension
Declension of Rad [neuter, strong]
singular plural
indef. def. noun def. noun
nominative ein das Rad die Rads
genitive eines des Rads, Rad der Rads
dative einem dem Rad den Rads
accusative ein das Rad die Rads

Further reading

Luxembourgish

Etymology

From Middle High German rat, from Old High German rad, from Proto-West Germanic *raþ, from Proto-Germanic *raþą. Cognate with German Rad, Dutch rad.

Pronunciation
  • IPA(key): /raːt/, [ʀaːt]
  • Rhymes: -aːt
  • Homophone: Rat

Noun

Rad n (plural Rieder, diminutive Riedchen)

  1. wheel
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