arolygiad

== Welsh == === Etymology === From arolygu (“to inspect; to supervise”) +‎ -iad. === Pronunciation === IPA(key): /ˌarɔˈləɡjad/ === Noun === arolygiad m (plural arolygiadau) inspection, surveying supervision, monitoring === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “arolygiad”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies