gwreiddyn

Welsh

Etymology

gwraidd (“root”) +‎ -yn

Pronunciation

• (North Wales) IPA^(key): /ˈɡwrei̯ðɨ̞n/
• (South Wales) IPA^(key): /ˈɡwrei̯ðɪn/
• Rhymes: -ei̯ðɨ̞n

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. (arithmetic) root, a number which, raised to a specified power, yields a previously specified number or expression
   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

Derived terms

• gwreiddyn sgwâr (“square root”)

Usage notes

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

Mutation

Welsh mutation
radical	soft	nasal	aspirate
gwreiddyn	wreiddyn	ngwreiddyn	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

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