maer biswail

== Welsh == === Alternative forms === maer y biswail === Etymology === Inherited from Middle Welsh maer bisweil. === Noun === maer biswail m (plural meiri biswail) (historical) the official charged with administering the king's cattle in medieval Wales (obsolete) husbandman, dairyman === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “maer”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies