plygiant
Welsh
Etymology 1
From plygu (“to fold”) + -iant.
Noun
plygiant m (plural plygiannau or plygiantau)
- refraction
- Synonym: gwrthdoriad
Derived terms
- indecs plygiant (“refractive index”)
Etymology 2
Alternative forms
- plygian (colloquial)
Verb
plygiant
Further reading
- D. G. Lewis, N. Lewis, editors (2005–present), “plygiant”, in Gweiadur: the Welsh–English Dictionary, Gwerin
- R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “plygiant”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies