gyriant ôl

== Welsh == === Etymology === Literally, “rear drive”. === Noun === gyriant ôl m (plural gyriannau ôl) (vehicles) rear-wheel drive ==== Coordinate terms ==== gyriant blaen (“front-wheel drive”) gyriant pedair olwyn (“four-wheel drive”) === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gyriant ôl”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies