gwrthydd

Welsh

Etymology

gwrth- (“anti-, contra-”) +‎ -ydd (“-er”).

Noun

gwrthydd m (plural gwrthyddion)

1. opposite, reverse, contrary

   Synonym: gwrthwyneb

2. (electronics) resistor

Derived terms

• gwrthydd dibynnol ar olau (“light-dependent resistor”)
• gwrthydd newidiol (“variable resistor”)

Related terms

• amedr (“ammeter”)
• batri (“battery”)
• cell
• deuod (“diode”)
• deuod allyrru golau (“light-emitting diode”)
• foltmedr (“voltmeter”)
• ffiws (“fuse”)
• lamp
• switsh (“switch”)
• thermistor

Further reading

• Griffiths, Bruce; Glyn Jones, Dafydd (1995), “resistor”, in Geiriadur yr Academi: The Welsh Academy English–Welsh Dictionary‎, Cardiff: University of Wales Press, →ISBN
• D. G. Lewis, N. Lewis, editors (2005–present), “gwrthydd”, in Gweiadur: the Welsh–English Dictionary, Gwerin
• R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “gwrthydd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies