gwreiddyn

Welsh

Etymology

gwraidd (“root”) +‎ -yn

Pronunciation

Noun

gwreiddyn m (collective, singulative gwraidd)

  1. singulative of gwraidd (“roots”)

Noun

gwreiddyn m (plural gwreiddiau)

  1. (botany) root
  2. (figurative) source, origin, foundation, basis
    Synonyms: dechreuad, tarddiad, sylfaen, mam
    1. (mathematics) root, a number which, raised to a specified power, yields a previously specified number or expression
      Synonym: isradd
    2. (linguistics) root, a word from which another word or words are derived.
    3. (linguistic morphology) root, primary lexical unit of a word.
    4. (music) root, the foundational tone of a chord

Usage notes

  • The collective noun gwraidd (“roots”) has gwreiddyn as its singulative. Senses of gwreiddyn that have the collective form gwraidd are treated under gwraidd.
  • The senses of gwreiddyn on this page have the plural form gwreiddiau instead.

Derived terms

  • gwreiddyn sgwâr (“square root”)

Mutation

Mutated forms of gwreiddyn
radical soft nasal aspirate
gwreiddyn wreiddyn ngwreiddyn unchanged

Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.

Further reading

  • R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “gwreiddyn”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies
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