gyriant fflach

== Welsh == === Etymology === Calque of English flash drive. === Noun === gyriant fflach m (plural gyriannau fflach) (computer hardware) flash drive ==== Synonyms ==== gyriant USB cof bach cofbin ffon gof === Further reading === D. G. Lewis, N. Lewis, editors (2005–present), “gyriant”, in Gweiadur: the Welsh–English Dictionary, Gwerin R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gyriant fflach”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies