gwyriad

Welsh

Etymology

gwyro (“to bend, to stoop”) +‎ -iad.

Noun

gwyriad m (plural gwyriadau safonol)

1. deflection, deviation, diversion

   Synonyms: camiad, crymiad, plygiad, ystumiad

2. (figurative) deviation, aberration, perversion

   Synonyms: crwydriad, gwyrdroad

3. (grammar) vowel affection

Derived terms

• gwyriad cymedrig (“mean deviation”)
• gwyriad negyddol (“negative deviation”)
• gwyriad safonol (“standard deviation”)

References

• Delyth Prys, J.P.M. Jones, Owain Davies, Gruffudd Prys (2006) Y Termiadur: termau wedi'u safoni; standardised terminology‎^[1] (in Welsh), Cardiff: Awdurdod cymwysterau, cwricwlwm ac asesu Cymru (Qualifications curriculum & assessment authority for Wales), →ISBN
• R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “gwyriad”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies